This apple cinnamon upside-down cake is perfect for those who love a little twist on a classic dessert. The recipe calls for a layer of sliced apples on the bottom of the pan, which are then topped with a simple cake batter. When the cake is flipped over, the apples become the topping, giving the cake a beautiful presentation. The cinnamon and apples give the cake a delicious flavor that will leave your taste buds wanting more.