Share a little about the materials, processes, and techniques used to create this cake Square cake, fonadnt, food color pens, gum paste, pictuires from online of Sponge Bob What are you most proud of? His spongeness : ) I used the edge of my small fondant rolling pin to push dents into the cake to make him spongy. What advice would you give someone starting this project? Take each detail one at a time. Make sure you get the little details like Sponge Bobs striped sock and his huge eyelashes to make it true to charachter.