You will need:
1 box white cake mix (prepare as directed)
Gel Food Colors (I used betty Crocker)
Multiple bowls for colors
Muffin tin and liners
Vanilla or buttercream frosting
Mix batter as directed and seperate batter into 4 (or more) bowls. Add food coloring until desired color. Spoonful batters of different colors in muffin tin. Bake as directed on cake box.
Frost when cooled.