What was your source for this recipe? Improvisational Do you sell this cake? No, just for fun Share a little about the materials, processes, and techniques used to create this cake 2 sponge cakes sandwiched with jam and buttercream. Candy floss clouds on wires and balloons made from water bombs! What are you most proud of? That it tasted nice and didn't collapse! Was my first attempt at a huge cake so was pretty happy with how it turned out.