1 c. butter (2 sticks)
2 c. plain flour
1 3/4 c. sugar
3 tbsp. cocoa
1 tsp. baking soda
1 tsp. vanilla flavoring
2 eggs
1/2 c. buttermilk
1 c. (10 oz.) cake
1 1/2 c. sm. marshmallows

Combine all ingredients. Blend. Beat 1 minute on medium speed. Bake in sheet pan 40 to 45 minutes at 350 degrees.

COCOA COLA CAKE FROSTING:

1/3 c. butter
1/2 c. Coke
1/3 c. cocoa
1 box powdered sugar
1 c. nuts

Have ready when cake is done! Spread on hot cake that has been left in pan. Cool and cut into squares.