Mayday! Mayday! The chefs and foodies are stranded on a desert island with nothing but an appetite, and they're sharing the one dish they simply can't live without. Duff Goldman turns to an irresistible doughnut from Baltimore's Paradise Donuts, Alex Guarnaschelli brings along her must-have paella from Black Bull in Chicago, and Wolfgang Puck chooses one dessert above all others from Angelini Osteria in Los Angeles.