Duck carcasses hang on hooks in a poultry processing plant in Nyirgelse, Hungary, October 26, 2018. Picture taken October 26, 2018. REUTERS/Bernadett Szabo 

Cooking tools are seen in the shelter of people displaced from the Red Sea port city of Hodeidah in Sanaa, Yemen November 1, 2018. Picture taken November 1, 2018. REUTERS/Mohamed al-Sayaghi 

Traditional sweets called Lakhamari are fried on oil inside a sweet factory before selling it to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 5, 2018. REUTERS/Navesh Chitrakar 

Freshly made traditional sweets called Lakhamari are pictured inside a sweet factory before selling them to the market for the Tihar festival, also called Diwali, in Kathmandu, Nepal November 5, 2018. REUTERS/Navesh Chitrakar 

A seller cuts a fish at a shop in a market in Bangkok, Thailand November 3, 2018. REUTERS/Soe Zeya Tun 

A street vendor makes fish barbecue grilled with sea salt at a street site in Bangkok, Thailand November 2, 2018. REUTERS/Soe Zeya Tun 

A woman makes traditional Korean side dish kimchi, or fermented cabbage, during the Seoul Kimchi Festival in central Seoul, South Korea, November 2, 2018. REUTERS/Kim Hong-Ji 

A woman makes traditional Korean side dish kimchi, or fermented cabbage, during the Seoul Kimchi Festival in central Seoul, South Korea, November 2, 2018. REUTERS/Kim Hong-Ji 

A fish soup is cooked near the Paraguay River on the outskirts of Asuncion city in Paraguay, October 29, 2018. Picture taken October 29, 2018. REUTERS/Jorge Adorno 

Japanese squid snacks are seen in this picture illustration, September 26, 2018. Picture taken September 26, 2018. To match Special Report OCEANS-TIDE/FLYING SQUID REUTERS/Issei Kato/Illustration 

A chef serves flying squid sashimi at a seafood restaurant in Tokyo, Japan, September 27, 2018. Picture taken September 27, 2018. To match Special Report OCEANS-TIDE/FLYING SQUID REUTERS/Issei Kato 

A chef prepares a flying squid to make sashimi at a seafood restaurant in Tokyo, Japan, September 27, 2018. Picture taken September 27, 2018. To match Special Report OCEANS-TIDE/FLYING SQUID REUTERS/Issei Kato 

Dinner is seen in mess hall of Japanese helicopter carrier Kaga in the Indian Ocean, Indonesia, September 28, 2018. REUTERS/Kim Kyung-Hoon SEARCH "KAGA FEMALE" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A French baker removes freshly-baked baguettes from the oven in a boulangerie in Paris, France, September 27, 2018. Picture taken September 27,2018. REUTERS/Philippe Wojazer 

Freshly-baked baguettes cool after their removal from an oven in a boulangerie in Paris, France, September 27, 2018. Picture taken September 27,2018. REUTERS/Philippe Wojazer 

A French baker removes freshly-baked baguettes from the oven in a boulangerie in Paris, France, September 27, 2018. Picture taken September 27,2018. REUTERS/Philippe Wojazer 

An employee arranges fresh baguettes on a display rack in a boulangerie in Paris, France, September 27, 2018. Picture taken September 27,2018. REUTERS/Philippe Wojazer 

A French baker removes freshly-baked baguettes from the oven in a boulangerie in Paris, France, September 28, 2018. REUTERS/Philippe Wojazer 

Freshly-baked baguettes are seen in the oven at a boulangerie in Paris, France, September 28, 2018. REUTERS/Philippe Wojazer 

Freshly-baked baguettes cool after their removal from an oven in a boulangerie in Paris, France, September 27, 2018. Picture taken September 27,2018. REUTERS/Philippe Wojazer 

A street seller kills a trout to sell it to a customer at a market during the annual autumn agriculture fair in Minsk, Belarus September 22, 2018. REUTERS/Vasily Fedosenko 

Elderly women prepare plums to cook marmalade in Bordany, Hungary, September 19, 2018. Picture taken September 19, 2018. REUTERS/Bernadett Szabo 

A man prepares food at a soup kitchen set up on a street during a demonstration against the government’s economic measures in Buenos Aires, Argentina September 11, 2018. REUTERS/Marcos Brindicci 

A woman serves a free meal at a soup kitchen set up on a street during a demonstration against the government’s economic measures in Buenos Aires, Argentina September 11, 2018. REUTERS/Marcos Brindicci 

A street vendor cooks corn in an aluminium pot over a fire in Durban, South Africa, August 3, 2018. REUTERS/Rogan Ward 

A street vendor cooks corn in an aluminium pot over a fire in Durban, South Africa, August 3, 2018. REUTERS/Rogan Ward 

A street vendor cooks corn in an aluminium pot over a fire in Durban, South Africa, August 3, 2018. REUTERS/Rogan Ward 

A waitress dressed in the traditional Korean costume is seen in front of a North Korean cuisine restaurant in Dandong, Liaoning province, China July 30, 2018. Picture taken July 30, 2018. REUTERS/Philip Wen 

Two waitresses dressed in traditional Korean costumes are seen in front of a North Korean cuisine restaurant in Dandong, Liaoning province, China July 30, 2018. Picture taken July 30, 2018. REUTERS/Philip Wen 

Bread for sale are seen in a shelf of the bakery of Annie Salazar at Rafael Urdaneta slum in Maracaibo, Venezuela July 25, 2018. Picture taken July 25, 2018. REUTERS/Marco Bello 

An egg is cooked at a restaurant in Monterrey city, Mexico, July 26, 2018. Picture taken July 26, 2018. REUTERS/Daniel Becerril 

A man fills a box of tortilla chips, the main ingredient of the "Chilaquiles", for a takeaway breakfast, in Mexico City, Mexico, July 26, 2018. Picture taken July 26, 2018. REUTERS/Luisa Gonzalez 

A piece of bread and a cup with coffee are seen in Mexico City, Mexico, July 26, 2018. Picture taken July 26, 2018. REUTERS/Luisa Gonzalez. 

A piece of bread and a cup with coffee are seen in Mexico City, Mexico, July 26, 2018. Picture taken July 26, 2018. REUTERS/Luisa Gonzalez 

A box with refried beans, tortilla chips and eggs with ham for a takeaway breakfast, is seen at a small restaurant in Mexico City, Mexico, July 26, 2018. Picture taken July 26, 2018. REUTERS/Luisa Gonzalez. 

A breakfast plate of boiled eggs and toast is pictured in London, Britain, July 22, 2018. REUTERS/Hannah McKay 

A waiter holds a tray containing plates with medu vada and idli sambar at a South Indian restaurant in Mumbai, India, July 20, 2018. REUTERS/Francis Mascarenhas 

A woman prepares Pupusas, a traditional Salvadoran dish, at El Salvador del Mundo Square in San Salvador, El Salvador, July 19, 2018. REUTERS/Jose Cabezas 

A woman makes traditional Northern steamed rolls (Banh Cuon) for sale at a breakfast restaurant in Hanoi, Vietnam July 16, 2018. REUTERS/Kham 

A woman makes traditional Northern steamed rolls (Banh Cuon) for sale at a breakfast restaurant in Hanoi, Vietnam July 16, 2018. REUTERS/Kham 

Bread loaves are seen in a basket at a bakery shop in Tripoli, Libya, July 10, 2018. Picture taken July 10, 2018. REUTERS/Hani Amara 

Bread loaves are seen in a basket at a bakery shop in Tripoli, Libya, July 10, 2018. Picture taken July 10, 2018. REUTERS/Hani Amara 

Kezban Gobut cooks a meal at their tent near Konya, Turkey, May 24, 2018. Every year, nomads start walking from Mersin on the Mediterranean coast with more than a thousand goats, travelling to the central Anatolian province of Konya. REUTERS/Osman Orsal SEARCH "ORSAL NOMADS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Food is laid out in the Gobut family tent near Konya, Turkey, May 22, 2018. Every year, nomads start walking from Mersin on the Mediterranean coast with more than a thousand goats, travelling to the central Anatolian province of Konya. REUTERS/Osman Orsal SEARCH "ORSAL NOMADS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A vegetable dish that was prepared using oil made from soy beans is seen at a restaurant in Beijing, China, July 3, 2018. REUTERS/Thomas Peter 

Workers sort arabica green coffee beans at a coffee mill in Pangalengan, West Java, Indonesia May 8, 2018. Picture taken May 8, 2018. REUTERS/Darren Whiteside 

A man cuts dog meat at a dog meat restaurant ahead of local dog meat festival in Yulin, Guangxi Autonomous Region, China June 20, 2018. REUTERS/Tyrone Siu 

Roasted grains of barley are seen at Cerveza La Sagra craft beer factory in Numancia de la Sagra, near Madrid, Spain June 5, 2018. REUTERS/Sergio Perez 

Grains of pilsen barley are seen at Cerveza La Sagra craft beer factory in Numancia de la Sagra, near Madrid, Spain June 5, 2018. REUTERS/Sergio Perez 

A sweet Algerian dish is seen before being distributed for iftar (breaking fast) meals during the holy fasting month of Ramadan, offered by a charity association for orphans, widow and poor famillies in Blida's stadium west of the capital Algiers, Algeria, May 24, 2018. Picture taken May 24, 2018. REUTERS/Ramzi Boudina 

A man prepares traditional sweets for sell during the holy fasting month of Ramadan at a shop in Zaizon camp in Daraa, Syria May 23, 2018.REUTERS/Alaa al-Faqir 

Traditional medicines cook at Khuong Vien traditional medical shop in Hanoi, Vietnam May 22, 2018. REUTERS/Kham 

Partially cooked fries are pictured in a fries stand in Brussels, Belgium, May 18, 2018. REUTERS/Francois Lenoir 

North American crayfish (Procambarus clarkii) fished from Berlin's city centre Tiergarten Park are on display at a market stall of covered market 'Markthalle Neun' in Berlin, Germany, May 11, 2018. REUTERS/Fabrizio Bensch 

Pots with food are seen in a community kitchen at the Sikh Cultural Society, ahead of the Annual Sikh Day Parade, in Queens, New York, U.S., April 27, 2018. Picture taken April 27, 2018. REUTERS/Gaia Squarci?? 

A farmer collects carrots during harvest season at a plantation in Cartago, Costa Rica April 27, 2018. REUTERS/Juan Carlos Ulate 

Pineapple tarts sit in an oven in the central kitchen of traditional Peranakan confectionery HarriAnns in Singapore April 20, 2018. Picture taken April 20, 2018. REUTERS/Loriene Perera 

An employee pours custard fillings into tart cases before baking egg tarts at the traditional Cantonese confectionery Tong Heng in Singapore April 21, 2018. REUTERS/Loriene Perera 

A mini mooncake is displayed for sale at traditional Cantonese confectionery Tong Heng in Singapore April 21, 2018. REUTERS/Loriene Perera