Robert Bisson of Bisson and Sons Meat Market in Topsham, Maine, with his granddaughter. The butcher shop sells traditional cretons during the holidays. Lauren McCandlish/NPR hide caption

itoggle caption Lauren McCandlish/NPR

Christmas chocolate and sweets on display at a Christmas market at Piazza Navona on Dec. 20 in Rome. Alberto Pizzoli/AFP/Getty Images hide caption

itoggle caption Alberto Pizzoli/AFP/Getty Images

Michigan growers harvest 'Colossal' chestnuts, like the one above in New Paltz, N.Y. "If you're going to work in the kitchen with a pound of chestnut, [the] largest best tasting chestnut you can find is the one you want to use," says MSU plant pathologist Dennis Fulbright. Lee Reich/AP hide caption

itoggle caption Lee Reich/AP