1 pkg. yellow cake mix
1/2 c. oil
1/3 c. creme de menthe
1 c. sour cream
1 pkg. pistachio instant pudding
6 oz. chocolate bits

Oil and flour a bundt pan. Mix all of above ingredients except bits. Beat well. Fold in chocolate bits. Pour into bundt pan and bake at 350 degrees for 50 to 55 minutes. After baking, remove cake immediately from the bundt pan. Sprinkle cake with powdered sugar.