Coconut Cream Cake
["1 Duncan Hines cake mix (regular, not pudding)", "1 (8 oz.) sour cream", "1/2 c. Wesson oil", "3 eggs", "1/2 tsp. vanilla", "1 (9 oz.) can cream of coconut"]
["Mix together, beating in eggs one at a time.", "Makes three 9-inch layers.", "Bake at 350\u00b0; cool before frosting."]
["cake", "sour cream", "Wesson oil", "eggs", "vanilla", "cream of coconut"]