1 yellow cake mix
4 eggs
3/4 c. vegetable oil
1 c. sour cream
12 oz. chocolate chips
1 (4 oz.) box chocolate instant pudding mix

Mix together cake mix, eggs, oil, sour cream, and pudding mix until well blended. Stir in chocolate chips. Pour in greased and floured fluted tube pan. Bake at 350 degrees for 1 hour. Cool 20 minutes. Remove from pan.