Chocolate Cake

My sister made this simple and yummy cake the other day and it was enjoyed by all.

1 yellow cake mix
1 instant chocolate pudding (large or small)
2 C warm water
2 eggs
Mix and bake in 9x13 pan at 350 for 30-35 minutes. Let cake cool before frosting.

Frosting:
1 cool whip
1 C powdered sugar
1/4 C melted butter
Beat cool whip and powdered sugar till creamy before adding melted butter. Frost cake and refrigerate. Best if sits in fridge overnight.