1 c. corn oil
1 box Duncan Hines butter cake mix
4 eggs
1 (4 oz.) box instant chocolate pudding mix
1 tsp. vanilla
1/4 c. water
1 (8 oz.) carton sour cream
1 (6 oz.) pkg. chocolate chips

Put cake mix in bowl. Add oil, then eggs, one at a time. Beat well after each egg. Add pudding mix, water and vanilla. Beat well. Add sour cream, beat and then add chocolate chips by hand. Put in well greased and floured Bundt pan. Bake at 325 degrees for 1 hour.