The Super Canner: this baby can fit almost 20 jars at a time. Simply constructed with cinder blocks, a galvanized tub and a blow torch. Did a hole to set the blow torch in, you can put an elbow on it to shoot it upward, I believe. Different ways to do it.
When I think of fudge, I always think chocolate. I've recently been learning that there are LOTS of fudges out there and not all are chocolate. Take this Creme Brulée Fudge from Not Quite Nigella, for example.