Cheese Cake
["1 pkg. Duncan Hines yellow butter cake mix", "1 stick butter", "1 egg", "1 (8 oz.) pkg. cream cheese", "3 eggs", "1 Tbsp. vanilla", "1 (16 oz.) pkg. (3 c.) confectioners sugar"]
["Mix together.", "Spread over top of cake batter.", "Bake at 325\u00b0 for 45 minutes."]
["cake mix", "butter", "egg", "cream cheese", "eggs", "vanilla", "confectioners sugar"]