Gluten Free Raspberry Sheet Cake is a festive and beautiful cake that’s terrific for holidays like Christmas or Valentine’s Day. This elegant dessert has a luscious cream cheese icing topped with raspberry pie filling that is utterly irresistible. It uses only 3 ingredients for the cake and 5 ingredients for the icing so it’s easy enough to make anytime, whether you have a special occasion or not. While this recipe is gluten free, it can also be made with a regular cake mix if you don’t have gluten intolerance. If you enjoy raspberries you’ve just have to make this amazing…