Here are some step-by-step photos of how to cut a cake. This method can be used on round or square cakes and coordinates with the Wilton Wedding Cake Serving Chart servings, based on an industry standard dessert sized piece of cake.
] American buttercream for the outside of a cake like this and maybe save the Italian buttercream for the layers. Any non-crusting recipe is very tedious to work with! Real flowers on the cake (non-edible).