This Mug Coffee Cake recipe uses just a few simple ingredients and cooks in a mug right in the microwave. Perfect for a single serving breakfast or sweet treat. It's moist, loaded with cinnamon sugar, gooey, and delicious.
Cinnamon Sugar Topping
Cinnamon Sugar - If you don't have cinnamon, you can substitute 1 big tablespoon of brown sugar (light or dark) for the cinnamon sugar topping/swirl.
Keywords: Mug Coffee Cake, Microwave Mug Cake Recipe, Single Serve Coffee Cake, Mug Coffee Cake Recipe