1 pkg. Royal Pistachio instant pudding mix
1 pkg. yellow cake mix
1/2 c. oil
4 eggs
1/2 pt. sour cream
1/2 stick butter
6 oz. chocolate chips

Mix all above together (except chocolate chips) fold in chocolate chips. Grease and flour bundt pan. Bake at 350 degrees for 55 to 60 minutes. Glaze top with 1/2 cup confectioners' sugar and two tablespoons of milk mixed.