1 pkg. chocolate cake mix (Devil's food or similar)
1 pkg. chocolate instant pudding
3 eggs
2/3 c. oil
2/3 c. water
8 oz. sour cream

Mix all of above on medium for 2 minutes. Fold in 6 ounces chocolate chips. Pour into greased Bundt pan. Bake at 350 degrees for 1 hour. When cool, sprinkle with confectioners' sugar.