Nutella Bomboloncini

In Florence, bombolini are the local take on Central European Krapfen, though here, as in Venice, a custard cream filling is more common than jam. The name apparently comes from bombola, which used to mean a round jar but eventually came to mean a gas canister. These days, bombolone can refer to either a family-size propane tank or a Florentine donut. I’ve made these smaller than your average bombolone—and filled them with Nutella, for no other reason than