Mix in bowl cake mix ingredients until firm batter forms. Pour batter into cupcake liners and bake 13-15 minutes at 350. Once a tooth pick comes out clean, set aside and allow the cupcakes to cool before icing. While letting them cool, you can start making your icing.
Mix all ingredients together until you get a desired consistency. After icing the cupcakes, sprinkle with cinnamon sugar (which is equal parts cinnamon to sugar, and top witha cereal square, place in mouth and enjoy!