There is absolutely nothing wrong with freezing cakes. All bakers and bakeries do it with baked goodies such as cakes, cupcakes, and even buttercream. The best and easiest way to make a cake ahead of time is to freeze the unassembled and undecorated layers, and guess what? It tastes just as good and as fresh as a same-day cake. It's even easier to stack and decorate frozen solid cakes than those flakey soft ones fresh out of the oven. Let me tell you how to