Cadbury chocolates are seen on display at British themed shop Myers of Keswick in Manhattan in New York City, New York, U.S., December 10, 2018. REUTERS/Mike Segar 

Cadbury chocolates are seen on display at British themed shop Myers of Keswick in Manhattan in New York City, New York, U.S., December 10, 2018. REUTERS/Mike Segar 

Shopper walk past a market traders van displaying Cadbury, Mars and Nestle chocolate bars in Loughborough, Britain April 19, 2018. REUTERS/Darren Staples 

Cadbury chocolate is seen in this picture illustration taken July 18, 2017. REUTERS/Thomas White/Illustration 

Women sit outside the Cadbury factory in Shah Alam outside Kuala Lumpur June 11, 2014. The storm of bad publicity that hit confectioner Cadbury in Malaysia after its chocolates tested positive for traces of pork highlights the costly, religious minefield food companies must navigate as they rush to tap the surging $1 trillion global halal market. Picture taken June 11, 2014. REUTERS/Samsul Said (MALAYSIA - Tags: BUSINESS FOOD) 

Cadbury chocolate products are is seen inside a shop in Shah Alam outside Kuala Lumpur June 11, 2014. The storm of bad publicity that hit confectioner Cadbury in Malaysia after its chocolates tested positive for traces of pork highlights the costly, religious minefield food companies must navigate as they rush to tap the surging $1 trillion global halal market. Picture taken June 11, 2014. REUTERS/Samsul Said (MALAYSIA - Tags: BUSINESS FOOD) 

Bazeer Ahmed, a member of Malaysian Muslim Wholesalers and Retailers Association (MAWAR), a non-governmental organization, speaks to journalists during news conference on stopping the supply of Cadbury chocolate products to retail shops, in Kuala Lumpur May 29, 2014. Chocolate maker Cadbury Malaysia, a part of Mondelez International Inc, on Monday recalled two chocolate products after they tested positive for traces of pork DNA, the Nikkei Asian Review website reported. REUTERS/Samsul Said (MALAYSIA - Tags: BUSINESS FOOD) 

Members of Malaysian Muslim Wholesalers and Retailers Association (MAWAR), a non-governmental organization, throw Cadbury chocolate products into a dustbin as a protest and officially announced their boycott of Cadbury products, after their news conference on stopping the supply of Cadbury chocolate products to retail shops, in Kuala Lumpur May 29, 2014. Chocolate maker Cadbury Malaysia, a part of Mondelez International Inc, on Monday recalled two chocolate products after they tested positive for traces of pork DNA, the Nikkei Asian Review website reported. REUTERS/Samsul Said (MALAYSIA - Tags: BUSINESS CIVIL UNREST FOOD) 

An employee shows a box containing Cadbury Dairy Milk Hazelnut and Cadbury Dairy Milk Roast Almond, to be return tomorrow in a shop in Shah Alam, outside Kuala Lumpur May 27, 2014. Chocolate maker Cadbury Malaysia, a part of Mondelez International Inc, on Monday recalled two chocolate products after they tested positive for traces of pork DNA, the Nikkei Asian Review website reported. REUTERS/Samsul Said (MALAYSIA - Tags: BUSINESS FOOD) 

An employee checks the serial number of the two products, Cadbury Dairy Milk Hazelnut and Cadbury Dairy Milk Roast Almond, to be returned tomorrow, in a shop in Shah Alam, outside Kuala Lumpur May 27, 2014. Chocolate maker Cadbury Malaysia, a part of Mondelez International Inc, on Monday recalled two chocolate products after they tested positive for traces of pork DNA, the Nikkei Asian Review website reported. REUTERS/Samsul Said (MALAYSIA - Tags: BUSINESS FOOD) 

People walk on a pathway in front of the Cadbury India headquarters in Mumbai March 6, 2013. REUTERS/Danish Siddiqui (INDIA - Tags: BUSINESS) 

A man marks a National Lottery game ticket at a newsagent shop in London March 26, 2010. The Ontario Teachers' Pension Plan, Canada's largest pension plan, said on Thursday it would buy Camelot, the British national lottery operator, for 389 million pounds ($576 million). Camelot has been reviewing its options since last year when some of its shareholders -- Cadbury Plc , Royal Mail Enterprises, De La Rue Plc , Fujitsu Services and Thales Electronics -- indicated interest in selling. REUTERS/Luke MacGregor (BRITAIN - Tags: SOCIETY BUSINESS) 

A man passes National Lottery games at a newsagent shop in London March 26, 2010. The Ontario Teachers' Pension Plan, Canada's largest pension plan, said on Thursday it would buy Camelot, the British national lottery operator, for 389 million pounds ($576 million). Camelot has been reviewing its options since last year when some of its shareholders -- Cadbury Plc , Royal Mail Enterprises, De La Rue Plc , Fujitsu Services and Thales Electronics -- indicated interest in selling. REUTERS/Luke MacGregor (BRITAIN - Tags: SOCIETY BUSINESS) 

A Cadbury Fruit and Nut bar is seen in a market in San Francisco, California in this February 2, 2010 photo illustration. Kraft Foods won control of Cadbury on Tuesday as holders of almost 72 percent of the British chocolatier's stock accepted the 11.7 billion pound takeover that will create the world's biggest confectioner. REUTERS/Robert Galbraith (UNITED STATES - Tags: BUSINESS FOOD) 

Kraft food products are displayed in a market in San Francisco, California February 2, 2010. Kraft Foods won control of Cadbury on Tuesday as holders of almost 72 percent of the British chocolatier's stock accepted the 11.7 billion pound takeover that will create the world's biggest confectioner. REUTERS/Robert Galbraith (UNITED STATES - Tags: BUSINESS FOOD) 

Chief Executive Officer of Kraft, Irene Rosenfeld, arrives for a meeting with Britain's Business Secretary Peter Mandelson at the Cabinet Office in central London, February 2, 2010. Kraft Foods sealed its 11.7 billion pound ($18.6 billion) takeover of Cadbury after 71.73 percent of the British group's shareholders accepted a deal to create the world's biggest confectioner. REUTERS/Suzanne Plunkett (BRITAIN - Tags: POLITICS BUSINESS FOOD) 

Chief Executive Officer of Kraft, Irene Rosenfeld, arrives for a meeting with Britain's Business Secretary Peter Mandelson at the Cabinet Office in central London, February 2, 2010. Kraft Foods sealed its 11.7 billion pound ($18.6 billion) takeover of Cadbury after 71.73 percent of the British group's shareholders accepted a deal to create the world's biggest confectioner. REUTERS/Suzanne Plunkett (BRITAIN - Tags: POLITICS BUSINESS FOOD) 

Chief Executive Officer of Kraft, Irene Rosenfeld, arrives for a meeting with Britain's Business Secretary Peter Mandelson at the Cabinet Office in central London, February 2, 2010. Kraft Foods sealed its 11.7 billion pound ($18.6 billion) takeover of Cadbury after 71.73 percent of the British group's shareholders accepted a deal to create the world's biggest confectioner. REUTERS/Suzanne Plunkett (BRITAIN - Tags: BUSINESS FOOD POLITICS EMPLOYMENT) 

Steam rises from a mug bearing the Cadbury logo in this photo illustration taken in Pitlochry, Scotland February 2, 2010. Kraft Foods is set to seal its takeover of Cadbury by
around 1700 GMT Tuesday, with UK Business Secretary Peter Mandelson meeting
Kraft CEO Irene Rosenfeld around 1830 GMT for reassurances over British jobs, after the 11.7 billion pound ($18.6 billion) takeover is finally agreed. REUTERS/Russell Cheyne (BRITAIN - Tags: BUSINESS POLITICS FOOD EMPLOYMENT) 

A demonstrator protests near Britain's Houses of Parliament in central London February 2, 2010. Cadbury's workers gathered in central London to urge the British government to do all they could to protect Cadbury's UK workforce and investment at its British sites as they join with Kraft's 98,000 global staff. REUTERS/Toby Melville (BRITAIN - Tags: FOOD CIVIL UNREST BUSINESS EMPLOYMENT) 

Demonstrators protest near Britain's Houses of Parliament in central London February 2, 2010. Cadbury's workers gathered in central London to urge the British government to do all they could to protect Cadbury's UK workforce and investment at its British sites as they join with Kraft's 98,000 global staff. REUTERS/Toby Melville (BRITAIN - Tags: EMPLOYMENT BUSINESS) 

A demonstrator holds a placard during a protest near the Britain's Houses of Parliament in central London February 2, 2010. Cadbury's workers gathered in central London to urge the British government to do all they could to protect Cadbury's UK workforce and investment at its British sites as they join with Kraft's 98,000 global staff. REUTERS/Toby Melville (BRITAIN - Tags: EMPLOYMENT BUSINESS CIVIL UNREST IMAGES OF THE DAY) 

A demonstrator holds a placard during a protest near the Britain's Houses of Parliament in central London February 2, 2010. Cadbury's workers gathered in central London to urge the British government to do all they could to protect Cadbury's UK workforce and investment at its British sites as they join with Kraft's 98,000 global staff. REUTERS/Toby Melville (BRITAIN - Tags: EMPLOYMENT BUSINESS CIVIL UNREST) 

A demonstrator holds a placard during a protest near the Britain's Houses of Parliament in central London February 2, 2010. Cadbury's workers gathered in central London to urge the British government to do all they could to protect Cadbury's UK workforce and investment at its British sites as they join with Kraft's 98,000 global staff. REUTERS/Toby Melville (BRITAIN - Tags: CIVIL UNREST BUSINESS EMPLOYMENT) 

Cadbury chocolate bars sit on a shelf at a Walgreens store in Willowbrook, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

Cadbury chocolate eggs sit on a shelf at a Walgreens store in Willowbrook, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

Kraft Food products sit on a shelf at a Walgreens store in Willowbrook, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

Kraft Food products sit on a shelf at a Walgreens store in Willowbrook, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

A woman grabs a box of Kraft Macaroni & Cheese from a shelf at a Walgreens store in Willowbrook, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

Cars enter and leave the Kraft Foods corporate headquarters in Northfield, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

An exterior view shows the Kraft Research and Development facility in Morton Grove, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price.REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

The logo of Kraft Foods is pictured outside their corporate headquarters in Northfield, Illinois January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Frank Polich (UNITED STATES - Tags: BUSINESS FOOD) 

A man is reflected in a sign outside the Cadbury factory in Bournville, central England, January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD EMPLOYMENT) 

A worker enters the Cadbury factory in Bournville, central England, January 19, 2010. Kraft Foods sealed a friendly deal to buy British candy maker Cadbury for about $19.6 billion (11.9 billion pounds) after frantic last-minute talks broke an impasse over price. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD EMPLOYMENT IMAGES OF THE DAY) 

A man dressed as the fictional English character John Bull protests outside the Cadbury factory in Bournville, central England, January 19, 2010. Kraft Foods agreed a deal to buy Cadbury for around 11.9 billion pounds ($19.6 billion), creating the world's top confectioner after frantic last-minute talks broke an impasse over price. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD) 

A damaged sign is seen outside the Cadbury factory in Bournville, central England, January 19, 2010. Kraft Foods agreed a deal to buy Cadbury for around 11.9 billion pounds ($19.6 billion), creating the world's top confectioner after frantic last-minute talks broke an impasse over price. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD SOCIETY) 

A woman takes a chocolate from a bowl at the Cadbury factory in Bournville, central England January 19, 2010. Kraft Foods agreed a deal to buy Cadbury for around 11.9 billion pounds ($19.6 billion), creating the world's top confectioner after frantic last-minute talks broke an impasse over price. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD SOCIETY) 

A sign that reads 'Hey Yanks Keep Out' hangs on a gate outside the Cadbury factory in Bournville, central England, January 19, 2010. Kraft Foods agreed a deal to buy Cadbury for around 11.9 billion pounds ($19.6 billion), creating the world's top confectioner after frantic last-minute talks broke an impasse over price. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD SOCIETY) 

Photo Illustration - The Cadbury name is seen on a bar of Dairy Milk chocolate in this photo Illustration taken in Manchester, northern England, on January 19, 2010. Kraft Foods agreed a deal to buy Cadbury for around 11.9 billion pounds ($19.6 billion), creating the world's top confectioner after frantic last-minute talks broke an impasse over price. . REUTERS/Phil Noble (BRITAIN - Tags: BUSINESS SOCIETY EMPLOYMENT) 

Photo Illustration - The Cadbury name is seen on a bar of Dairy Milk chocolate in this photo Illustration taken in Manchester, northern England, on January 19, 2010. Kraft Foods was close to announcing a recommended deal to buy Cadbury for around 11.7 billion pounds ($19.2 billion) after it offered more cash in late-night talks to break a four-month impasse over price. REUTERS/Phil Noble (BRITAIN - Tags: BUSINESS SOCIETY EMPLOYMENT) 

Photo Illustration - The Cadbury name is seen on a bar of Dairy Milk chocolate in this photo Illustration taken in Manchester, northern England, on January 19, 2010. Kraft Foods was close to announcing a recommended deal to buy Cadbury for around 11.7 billion pounds ($19.2 billion) after it offered more cash in late-night talks to break a four-month impasse over price. REUTERS/Phil Noble (BRITAIN - Tags: BUSINESS SOCIETY EMPLOYMENT) 

CADBURY/KRAFT - Charts Cadbury Plc share price against Kraft offer prices and holding of major Cadbury stock holders. RNGS. (SIN08) 

CADBURY/KRAFT - Charts Cadbury Plc share price against Kraft offer prices and holding of major Cadbury stock holders. RNGS. (SIN08) 

"California Pizza Kitchen" and "DiGiorno" brand frozen pizzas sit in the frozen foods section of a Shaw's supermarket in Medford, Massachusetts January 5, 2010. Kraft sweetened its bid for Cadbury by increasing the proportion of cash it is offering, selling its North American frozen pizza business to pay for it. REUTERS/Brian Snyder (UNITED STATES - Tags: BUSINESS FOOD) 

"TombStone" and "DiGiorno" brand frozen pizzas, owned by Kraft, sit in the frozen foods section of a Shaw's supermarket in Medford, Massachusetts January 5, 2010. Kraft sweetened its bid for Cadbury by increasing the proportion of cash it is offering, selling its North American frozen pizza business to pay for it. REUTERS/Brian Snyder (UNITED STATES - Tags: BUSINESS FOOD) 

British singer Billy Bragg (R) greets a campaigner dressed as a gorilla who is campaigning against the takeover of the British confectioner Cadbury, in Westminster, central London December 16, 2009. Kraft Foods Inc said new growth targets from Cadbury Plc were not enough to prompt it to raise its takeover offer, while workers for the British chocolatier said they would fight the 10 billion pound ($16.2 billion) hostile bid. REUTERS/Andrew Winning (BRITAIN - Tags: EMPLOYMENT BUSINESS FOOD POLITICS ENTERTAINMENT) 

British singer Billy Bragg (R) greets a campaigner dressed as a gorilla who is campaigning against the takeover of the British confectioner Cadbury, in Westminster, central London December 16, 2009. Kraft Foods Inc said new growth targets from Cadbury Plc were not enough to prompt it to raise its takeover offer, while workers for the British chocolatier said they would fight the 10 billion pound ($16.2 billion) hostile bid. REUTERS/Andrew Winning (BRITAIN - Tags: EMPLOYMENT BUSINESS FOOD POLITICS ENTERTAINMENT) 

A campaigner in a gorilla suit poses with a cardboard cut-out of a Cadbury's chocolate bar during a small protest by union members opposed to takeover of the British confectioner, in Westminster, central London December 16, 2009. Kraft Foods Inc said new growth targets from Cadbury Plc were not enough to prompt it to raise its takeover offer, while workers for the British chocolatier said they would fight the 10 billion pound ($16.2 billion) hostile bid. REUTERS/Andrew Winning (BRITAIN - Tags: EMPLOYMENT BUSINESS FOOD POLITICS IMAGES OF THE DAY) 

A campaigner in a gorilla suit poses with a sticker on his nose during a small protest by union members opposed to takeover of British confectioner Cadbury, in Westminster, central London December 16, 2009. Kraft Foods Inc said new growth targets from Cadbury Plc were not enough to prompt it to raise its takeover offer, while workers for the British chocolatier said they would fight the 10 billion pound ($16.2 billion) hostile bid. REUTERS/Andrew Winning (BRITAIN - Tags: EMPLOYMENT BUSINESS FOOD POLITICS) 

Workers cross a road to attend a union campaign launch at the Cadbury factory in Bournville, central England, December 15, 2009. The Unite Union and Cadbury workers today launched a campaign to protect their company's independence and fend off a hostile bid by Kraft. Kraft Foods has vowed to maintain discipline in its pursuit of British chocolatier Cadbury, suggesting the U.S. group will resist raising the price of its hostile bid. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD) 

Workers protest after attending a union campaign launch at the Cadbury factory in Bournville, central England, December 15, 2009. The Unite Union and Cadbury workers today launched a campaign to protect their company's independence and fend off a hostile bid by Kraft. Kraft Foods has vowed to maintain discipline in its pursuit of British chocolatier Cadbury, suggesting the U.S. group will resist raising the price of its hostile bid. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD) 

A worker wearing a festive fancy dress protests after attending a union campaign launch at the Cadbury factory in Bournville, central England, December 15, 2009. The Unite Union and Cadbury workers today launched a campaign to protect their company's independence and fend off a hostile bid by Kraft. Kraft Foods has vowed to maintain discipline in its pursuit of British chocolatier Cadbury, suggesting the U.S. group will resist raising the price of its hostile bid. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD) 

A man dressed as the fictional English character John Bull protests after attending a union campaign launch at the Cadbury factory in Bournville, central England, December 15, 2009. The Unite Union and Cadbury workers today launched a campaign to protect their company's independence and fend off a hostile bid by Kraft. Kraft Foods has vowed to maintain discipline in its pursuit of British chocolatier Cadbury, suggesting the U.S. group will resist raising the price of its hostile bid. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD IMAGES OF THE DAY) 

A man dressed as the fictional English character John Bull is seen through a Union flag as he attends a union campaign launch at the Cadbury factory in Bournville, central England, December 15, 2009. The Unite Union and Cadbury workers today launched a campaign to protect their company's independence and fend off a hostile bid by Kraft. Kraft Foods has vowed to maintain discipline in its pursuit of British chocolatier Cadbury, suggesting the U.S. group will resist raising the price of its hostile bid. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD IMAGES OF THE DAY) 

Workers attend a union campaign launch at the Cadbury factory in Bournville, central England, December 15, 2009. The Unite Union and Cadbury workers today launched a campaign to protect their company's independence and fend off a hostile bid by Kraft. Kraft Foods has vowed to maintain discipline in its pursuit of British chocolatier Cadbury, suggesting the U.S. group will resist raising the price of its hostile bid. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD) 

A woman wears a sticker on her head as she attends a union campaign launch at the Cadbury factory in Bournville, central England, December 15, 2009. The Unite Union and Cadbury workers today launched a campaign to protect their company's independence and fend off a hostile bid by Kraft. Kraft Foods has vowed to maintain discipline in its pursuit of British chocolatier Cadbury, suggesting the U.S. group will resist raising the price of its hostile bid. REUTERS/Darren Staples (BRITAIN - Tags: BUSINESS FOOD) 

The Cadburys logo is seen on a bar of chocolate December 14, 2009. Cadbury teased shareholders with the prospect of rival bids and promised bigger dividends and stronger growth as it again knocked back a 10 billion pound ($16.2 billion) offer from Kraft Foods, on Monday. REUTERS/Toby Melville (BRITAIN - Tags: BUSINESS EMPLOYMENT) 

The Cadburys logo is seen on a bar of chocolate December 14, 2009. Cadbury teased shareholders with the prospect of rival bids and promised bigger dividends and stronger growth as it again knocked back a 10 billion pound ($16.2 billion) offer from Kraft Foods, on Monday. REUTERS/Toby Melville (BRITAIN - Tags: BUSINESS EMPLOYMENT) 

The Cadburys logo is seen on a bar of chocolate December 14, 2009. Cadbury teased shareholders with the prospect of rival bids and promised bigger dividends and stronger growth as it again knocked back a 10 billion pound ($16.2 billion) offer from Kraft Foods, on Monday. REUTERS/Toby Melville (BRITAIN - Tags: BUSINESS EMPLOYMENT)