A worker adds salt to a piece of curd cheese in a factory producing a hard and salty cheese called Pecorino Romano, a product which may be hit by U.S. tariffs, in Fiano Romano outside Rome, Italy, October 14, 2019. Picture taken October 14, 2019. REUTERS/Yara Nardi

A worker adds salt to a piece of curd cheese in a factory producing a hard and salty cheese called Pecorino Romano, a product which may be hit by U.S. tariffs, in Fiano Romano outside Rome, Italy, October 14, 2019. Picture taken October 14, 2019. REUTERS/Yara Nardi

Workers holding a piece of curd in a factory producing a hard and salty cheese called Pecorino Romano, a product which may be hit by U.S. tariffs, in Fiano Romano outside Rome, Italy, October 14, 2019. Picture taken October 14, 2019. REUTERS/Yara Nardi

A worker adds salt to a piece of curd cheese in a factory producing a hard and salty cheese called Pecorino Romano, a product which may be hit by U.S. tariffs, in Fiano Romano outside Rome, Italy, October 14, 2019. Picture taken October 14, 2019. REUTERS/Yara Nardi

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Ahmedabad, India August 25, 2019. REUTERS/Amit Dave

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Ahmedabad, India August 25, 2019. REUTERS/Amit Dave

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India August 24, 2019. REUTERS/Prashant Waydande

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India August 24, 2019. REUTERS/Prashant Waydande TPX IMAGES OF THE DAY

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India August 24, 2019. REUTERS/Francis Mascarenhas

A devotee breaks a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India August 24, 2019. REUTERS/Francis Mascarenhas

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India August 24, 2019. REUTERS/Francis Mascarenhas

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India August 24, 2019. REUTERS/Francis Mascarenhas TPX IMAGES OF THE DAY

A fair-goer holds a sign for U.S. President Donald Trump and fried cheese curds at the Iowa State Fair in Des Moines, Iowa, U.S., August 11, 2019. REUTERS/Brian Snyder

A fair-goer holds a sign for U.S. President Donald Trump and fried cheese curds at the Iowa State Fair in Des Moines, Iowa, U.S., August 11, 2019. REUTERS/Brian Snyder

Molds with curd are seen at the French non-pasteurized Camembert cheese farm ''Le 5 Freres de Bermonville" in Bermonville, France, March 12, 2019. Picture taken March 12, 2019. REUTERS/Gonzalo Fuentes

Charles Breant, one of the owners of French non-pasteurizer Camembert cheese farm ''Le 5 Freres de Bermonville", pours curd into molds at the farm in Bermonville, France, March 12, 2019. Picture taken March 12, 2019. REUTERS/Gonzalo Fuentes

Charles Breant one of the owners of French non-pasteurized Camembert cheese farm ''Le 5 Freres de Bermonville", ladles milk curd into molds at the farm in Bermonville, France, March 12, 2019. Picture taken on March, 12, 2019. REUTERS/Gonzalo Fuentes

Molds with curd are seen at the French non-pasteurized Camembert cheese farm ''Le 5 Freres de Bermonville", in Bermonville, France, March 12, 2019. Picture taken on March 12, 2019. REUTERS/Gonzalo Fuentes

Duck eggs, bean curds and pork cuts are prepared for temple devotees to perform a "villain-hitting" ritual during the Jingzhe festival at a Chinese temple in Klang, Malaysia, March 6, 2019. REUTERS/Lai Seng Sin

A woman feeds the White Tiger statue with bean curds as she performs a "villain-hitting" ritual during Jingzhe festival at a Chinese temple in Klang, Malaysia March 6, 2019. REUTERS/Lai Seng Sin

Poeple feed the White Tiger statue with bean curds as they perform a "villain-hitting" ritual during Jingzhe festival at a Chinese temple in Klang, Malaysia March 6, 2019. REUTERS/Lai Seng Sin

A devotee hangs from a clay pot containing curd after breaking it during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Ahmedabad, India, September 4, 2018. REUTERS/Amit Dave

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Ahmedabad, India, September 4, 2018. REUTERS/Amit Dave

Devotees form a human pyramid to break a clay pot containing curd during the festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India September 3, 2018. REUTERS/Francis Mascarenhas

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India September 3, 2018. REUTERS/Francis Mascarenhas TPX IMAGES OF THE DAY

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India September 3, 2018. REUTERS/Francis Mascarenhas

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India, September 3, 2018. REUTERS/Francis Mascarenhas

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India September 3, 2018. REUTERS/Francis Mascarenhas

Devotees form a human pyramid to break a clay pot containing curd during the Hindu festival of Janmashtami, marking the birth anniversary of Hindu Lord Krishna, in Mumbai, India September 3, 2018. REUTERS/Francis Mascarenhas

Stinky tofu with cocktail sticks are seen at a street market in the township of Guiyu, Guangdong province, China January 11, 2018. Picture taken January 11, 2018. REUTERS/Aly Song

A vendor selling soya bean curd (locally called "Taho") manoeuvres his vehicle in floodwaters in Las Pinas, Metro Manila as a storm sweeps across the main Luzon island, Philippines, September 12, 2017. REUTERS/Erik De Castro

A devotee breaks a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Ahmedabad, India, August 16, 2017. REUTERS/Amit Dave

A devotee tries to break a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Ahmedabad, India, August 16, 2017. REUTERS/Amit Dave TPX IMAGES OF THE DAY

Devotees try to form a human pyramid to break a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Ahmedabad, India, August 16, 2017. REUTERS/Amit Dave

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during Janmashtami celebrations in Mumbai, India, August 15, 2017. REUTERS/Danish Siddiqui TPX IMAGES OF THE DAY

A devotee breaks a clay pot containing curd as others form a human pyramid during celebrations to mark the Hindu festival of Janmashtami, in Mumbai, India August 15, 2017. REUTERS/Danish Siddiqui TPX IMAGES OF THE DAY

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during Janmashtami celebrations in Mumbai, India August 15, 2017. REUTERS/Danish Siddiqui

A devotee breaks a clay pot containing curd as others form a human pyramid during celebrations to mark the Hindu festival of Janmashtami, in Mumbai, India August 15, 2017. REUTERS/Danish Siddiqui

A devotee breaks a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Mumbai, India August 25, 2016. REUTERS/Danish Siddiqui

A devotee breaks a clay pot containing curd as others form a human pyramid during celebrations to mark the Hindu festival of Janmashtami in Mumbai, India August 25, 2016. REUTERS/Danish Siddiqui

Devotees dance after breaking a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Mumbai, India August 25, 2016. REUTERS/Danish Siddiqui

A devotee breaks a clay pot containing curd as others form a human pyramid during celebrations to mark the Hindu festival of Janmashtami in Mumbai, India August 25, 2016. REUTERS/Danish Siddiqui TPX IMAGES OF THE DAY

U.S. Secretary of State John Kerry samples cheese curds presented by a woman in traditional attire (R) upon his arrival at Chinggis Khaan International Airport in Ulaanbaatar, Mongolia, June 5, 2016. REUTERS/Saul Loeb/Pool

U.S. Secretary of State John Kerry samples cheese curds presented by a woman in traditional attire (R) upon his arrival at Chinggis Khaan International Airport in Ulaanbaatar, Mongolia, June 5, 2016. REUTERS/Saul Loeb/Pool

A woman in traditional attire presents U.S. Secretary of State John Kerry with cheese curds as he disembarks from his plane upon arrival at Chinggis Khaan International Airport in Ulaanbaatar, Mongolia, June 5, 2016. REUTERS/Saul Loeb/Pool. TPX IMAGES OF THE DAY

Cheese makers prepare curds for Parmesan cheese at 4 Madonne Caseificio dell'Emilia dairy cooperative in Modena, Italy, February 16 2016.REUTERS/Alessandro Bianchi

Cheese makers prepare curds for Parmesan cheese at 4 Madonne Caseificio dell'Emilia dairy cooperative in Modena, Italy, February 16 2016.REUTERS/Alessandro Bianchi

Cheese makers prepare curds for Parmesan cheese at 4 Madonne Caseificio dell'Emilia dairy cooperative in Modena, Italy, February 16, 2016. When Parmesan prices proved too volatile for Italy's strained banks a dairy cooperative near Bologna came up with a novel solution to its funding needs, bonds backed by wheels of cheese. But 4 Madonne Caseificio dell'Emilia remains an exception among small businesses struggling to get long-term funds in Italy, where a credit crunch risks holding back a fragile economic recovery after more than a decade of stagnation. REUTERS/Alessandro Bianchi

Cheese makers prepare curds for Parmesan cheese at 4 Madonne Caseificio dell'Emilia dairy cooperative in Modena, Italy, February 16, 2016. When Parmesan prices proved too volatile for Italy's strained banks a dairy cooperative near Bologna came up with a novel solution to its funding needs, bonds backed by wheels of cheese. But 4 Madonne Caseificio dell'Emilia remains an exception among small businesses struggling to get long-term funds in Italy, where a credit crunch risks holding back a fragile economic recovery after more than a decade of stagnation. REUTERS/Alessandro Bianchi

Cheese makers prepare curds for Parmesan cheese at 4 Madonne Caseificio dell'Emilia dairy cooperative in Modena, Italy, February 16, 2016. When Parmesan prices proved too volatile for Italy's strained banks a dairy cooperative near Bologna came up with a novel solution to its funding needs, bonds backed by wheels of cheese. But 4 Madonne Caseificio dell'Emilia remains an exception among small businesses struggling to get long-term funds in Italy, where a credit crunch risks holding back a fragile economic recovery after more than a decade of stagnation. REUTERS/Alessandro Bianchi

Cheese maker prepares curds for Parmesan cheese at 4 Madonne Caseificio dell'Emilia dairy cooperative in Modena, Italy, February 16, 2016. When Parmesan prices proved too volatile for Italy's strained banks a dairy cooperative near Bologna came up with a novel solution to its funding needs, bonds backed by wheels of cheese. But 4 Madonne Caseificio dell'Emilia remains an exception among small businesses struggling to get long-term funds in Italy, where a credit crunch risks holding back a fragile economic recovery after more than a decade of stagnation. REUTERS/Alessandro Bianchi

Security personnel walk ahead of Britain's Prince Charles (C) as he talks with officials while walking across the Te Rewa Rewa bridge which is part of the Coastal Walkway near the town of New Plymouth, New Zealand, November 9, 2015. REUTERS/Charlotte Curd/Pool

Britain's Prince Charles (C) talks with officials as he walks across the Te Rewa Rewa bridge which is part of the Coastal Walkway near the town of New Plymouth, New Zealand, November 9, 2015. REUTERS/Charlotte Curd/Pool

Britain's Prince Charles (L) talks with school children after crossing the Te Rewa Rewa bridge, which is part of the Coastal Walkway, near the town of New Plymouth, New Zealand, November 9, 2015. REUTERS/Charlotte Curd/Pool

Britain's Prince Charles (L) talks with surfers after crossing the Te Rewa Rewa bridge, which is part of the Coastal Walkway, near the town of New Plymouth, New Zealand, November 9, 2015. REUTERS/Charlotte Curd/Pool

Britain's Prince Charles (L) talks with surfers after crossing the Te Rewa Rewa bridge, which is part of the Coastal Walkway, near the town of New Plymouth, New Zealand, November 9, 2015. REUTERS/Charlotte Curd/Pool

Devotees try to form a human pyramid to break a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Mumbai, India, September 6, 2015. The Janmashtami religious festival is one of the most popular events in the Hindu calendar and marks the birthday of Lord Krishna. REUTERS/Shailesh Andrade

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during Janmashtami celebrations in Mumbai, India, September 6, 2015. The Janmashtami religious festival is one of the most popular events in the Hindu calendar and marks the birthday of Lord Krishna. REUTERS/Shailesh Andrade

Devotees tumble as they try to form a human pyramid to break a clay pot containing curd during Janmashtami celebrations in Mumbai, India, September 6, 2015. The Janmashtami religious festival is one of the most popular events in the Hindu calendar and marks the birthday of Lord Krishna. REUTERS/Danish Siddiqui

Devotees try to form a human pyramid to break a clay pot containing curd during celebrations to mark the Hindu festival of Janmashtami in Ahmedabad, India, September 6, 2015. The Janmashtami religious festival is one of the most popular events in the Hindu calendar and marks the birthday of Lord Krishna. REUTERS/Amit Dave