The Kitchen is livening up your winter favorites, starting with Geoffrey Zakarian's luscious Ricotta Gnocchi. Then, the hosts test the latest kitchen gadgets, and three weeknight potato dishes get a boost. Marcela Valladolid has a new twist on fondue, and Judy Joo joins the crew with her take on Korean Fried Chicken. Plus, you'll stay toasty warm with tasty mix-ins for your cocoa.