Chef Sang Yoon prepares a dish at the Top Chef Masters Season 5 Premiere Tasting Event. The rise of competition cooking shows has quickly overtaken the traditional, how-to style of cooking television. Evan Agostini/Chase Sapphire Preferred/AP Images hide caption

itoggle caption Evan Agostini/Chase Sapphire Preferred/AP Images

Kreplach, a special Jewish holiday dish that can be made essentially out of leftovers. Courtesy of Caren Alpert hide caption

itoggle caption Courtesy of Caren Alpert

The Dutch Haven restaurant and gift shop in Ronks, Pa. Color postcard, circa 1955. Courtesy of University of Pennsylvania Press hide caption

itoggle caption Courtesy of University of Pennsylvania Press

The facade of Noma in Copenhagen. More than 60 diners complained of nausea and diarrhea after eating at the widely acclaimed restaurant last month. Dresling Jens/AP hide caption

itoggle caption Dresling Jens/AP

The famed Noma restaurant in Copenhagen has been blamed for more than 60 of its diners falling ill. Investigators say an illness spread from the staff to the customers. Keld Navntoft/AFP/Getty Images hide caption

itoggle caption Keld Navntoft/AFP/Getty Images

The flavonoids in coffee may have health benefits, but preventing stroke may not be one of them. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Toronto-based 3-D jewelry company Hot Pop Factory created personalized Pez dispenser heads for the employees of an architecture firm. Hot Pop Factory hide caption

itoggle caption Hot Pop Factory