Learn how to graft fruit trees so that you can have multiple varieties on the same tree! Or turn that old crabapple tree into a productive Macintosh tree! My Dad did this with an apple tree in our yard.
Brazilian Truffles (Brigadieros) 4 Ways--Well, I like the idea (with my own healthy alternatives), but I don't know if I'd ever use it. It would be maybe for a party or some kind of special treat, if ever.