Chess Bars
["1 box butter cake mix", "1 egg", "1 stick margarine", "1 (8 oz.) pkg. cream cheese", "3 eggs", "1 lb. powdered sugar", "2 tsp. vanilla"]
["Mix together cake mix, egg and margarine.", "Put in the bottom of a 9 x 13-inch pan.", "Mix cream cheese, eggs, powdered sugar and vanilla.", "Pour over first mixture.", "Bake at 350\u00b0 until brown on top."]
["butter cake mix", "egg", "margarine", "cream cheese", "eggs", "powdered sugar", "vanilla"]