Jelly wax is usually sold in tubes and is premade wax.
Whether you make your own or use a premade fondant, the cake covering requires preparation.
You can even get premade vegetarian chili and vegan macaroni and cheese at your local health food store or in the nutritious foods aisle of your local supermarket.
I now know what spices etc. to put in to make tasty fajitas, although I'm still buying premade salsa.
Cutest Baby Shower Ideas: The Cutest Baby Shower Ideas site has pictures and instructions on how to make diaper cakes as well as links to premade diaper cakes.