1 pkg. chocolate cake mix with pudding in the mix
1 c. mayonnaise
1 c. water
3 eggs
1 c. granulated sugar
3 tbsp. flour
1/2 c. Crisco
1/2 c. butter
1 tsp. vanilla
1/2 c. warm milk

Combine all ingredients; beat at "frosting-speed" for 10 minutes. Flavor if desired.