Two of our favorites, together at last. The Feed tips us off to Shake Shack's newest winter treat: mulled cider with Doughnut Plant caramel apple doughnut holes for $3.75:
"The doughnuts, came three to a wax-paper bag—the same type that wraps your Shack Stack. They were toothsome cake doughnuts made with a "caramelized" batter, plus Vietnamese cinnamon and bits of Greenmarket apple in the glaze. Definitely up to Doughnut Plant standards."