If you're craving something warm, sweet and full of blueberries -- but you don't have much time and you don't want to make a whole dessert, make this Blueberry Pudding Cake in a Mug! It's a perfect, quick-and-easy single serving of blueberry lusciousness, literally ready in seconds. You can use fresh or frozen blueberries, and use any sweetener you like. Take it to spectacular with a scoop of ice cream! Get the recipe here.