Alton Brown and "Unitasker" kitchen gadgets via YouTube hide caption

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Ray Spaulding cooks apples in front of a class on cooking healthful desserts at the Portland VA withJessica Mooney, right, a clinical dietitian. About 80 percent of veterans are overweight and obese and another quarter have diabetes, according to the Department of Veterans Affairs. Conrad Wilson/OPB hide caption

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Kenji Lopez-Alt is managing culinary director of Serious Eats, author of the James Beard Award-nominated column "The Food Lab," and a columnist for Cooking Light. His first book is The Food Lab: Better Home Cooking Through Science. Robin Lubbock/WBUR hide caption

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Celia Chacon, a former host of Cooking Without Looking, in the kitchen at Lighthouse of Broward, Fort Lauderdale, Fla., in 2008. The television cooking show features chefs and guests who are blind or visually impaired. Luis M. Alvarez/AP hide caption

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Kanzi the bonobo (a species closely related to chimps) holds a pan of vegetables he cooked at the Great Ape Trust in Des Moines, Iowa, November 2011. Kanzi was taught to cook. However, a new study is the first to show that animals can acquire a cooking-like skill on their own. Laurentiu Garofeanu/Barcroft Media /Landov hide caption

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Chef Eric David Corradetti presents dinner to residents at the Bethlehem Woods senior living facility in La Grange Park, Ill. His kitchen emphasizes fresh produce and meats and meals made from scratch. Courtesy of Unidine hide caption

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Maria Fabrizio for NPR

Celebrity chef Giada De Laurentiis during a guest appearance on ABC's The Chew last fall. She can cook rich foods and keep her trim figure, but new research suggests that's a difficult feat for amateur cooks watching along at home. Lou Rocco/ABC/Getty Images hide caption

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Chef David Iott explains the perfect way to prepare risotto to Stanford students. Courtesy of Stanford's Residential and Dining Enterprises hide caption

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One reason cooking at home might be linked to poor health? Researchers say it could be because there are too many unhealthful baked goods coming out of the oven. Amriphoto/iStockphoto hide caption

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