Rainbow Cupcakes

Rainbow Cupcakes are a type of sub-cake, Cupcakes. They are called rainbow cupcakes because of their different color combination.

Ingredients:

 * 2 cups of Self-Rising flour
 * 1/2 cup of sugar
 * 1 egg
 * 1 tsp of Vanilla Extract
 * 1/2 cup of milk
 * Food Dye (any color you want)
 * 1 cup of Icing Sugar
 * 1/2 tsp of Water.