Heat Oven to 350 degrees F.
Combine Flour, Baking Powder, and Salt in a Large bowl.
Then blend in the sugar, butter, milk and vanilla.
Add Egg Whites
Divide the batter into six different bowls and add food coloring
Put a little of each color batter into the muffin cups. Make sur eit doesn't go over half way
Bake Cupcakes in oven for 20 to 25 mintues
(Frosting is optional{I think it looks better without})