Royal Icing might be just the frosting you are searching for. This recipe serves 12. Watching your figure? This gluten free, dairy free, and vegetarian recipe has 161 calories, 0g of protein, and 0g of fat per serving. Head to the store and pick up clear extract flavoring, powdered sugar, meringue powder, and a few other things to make it today. From preparation to the plate, this recipe takes roughly 45 minutes.