We sourced cake-decorating ideas from some of the world's top bakers ... In other words, it's divine. Funfetti Cake by Peter Callahan This cake is so much fun they put it right in the name!

But to me, an edible rainbow in its most unadulterated form (as unadulterated as waxy artificially colored candy can be, anyway) is Funfetti ... Have some fun decorating the cake, whether it ...