1 package chocolate cake mix, 2 layer size
1 package Jell-O chocolate flavor instant pudding & pie filling
3/4 cup water
1/2 cup sour cream
1/4 cup oil
Combine all ingredients in mixing bowl. Blend; then beat at medium speed of an electric mixer for four minutes.
Pour into a greased and floured 10-in fluted tube pan. Bake at 350-degrees for 55 to 60 minutes.
[If baked in a 13×9-inch pan, bake 45 to 50 minutes.]
Do not underbake. Cool in pan 15 minutes. Remove from pan and finish cooling on a cooling rack.