Share a little about the materials, processes, and techniques used to create this cake White butter cream of this Craftsy course and another simplier butter cream receipe. White cake with raspberry filling was the main cake. Piping tip #104 was used for the flower pedals. What are you most proud of? That much of the details of the flowers stayed intact. What advice would you give someone starting this project? Keep butter cream cool. It can hold details better. Also, when finished keep the cake refrigerated as this will help to keep the cake as you designed it until serving time.