Mini Ombre Sprinkle Cakes

box white cake mix plus:

-1 Cup water

- 3 egg whites

- 1/4 Cup vegetable oil

box red velvet cake mix plus:

-3 eggs

-1 Cup water

- 1/3 Cup vegetable oil

x recipe your favorite buttercream frosting (I used this one from my Surprise Inside Heart Cupcakes)

Lots and lots of sprinkles