This is a fun project that can be varied widely-- for example: vanilla cupcakes with chocolate cupcake cats baked inside, chocolate cupcakes with pumpkin-flavored pumpkins inside, or tons of other messages!
I had a ton of fun making these; and although I have no intention of actually getting engaged any time soon, I thought proposal secret message cupcakes would be super cute!
Step 1: Make Red Velvet Sheet Cake
Choose your favorite red velvet cake recipe and bake it in a sheet pan. After baking, let cool until room temperature. I sped up the process by using the fridge.