This depends entirely on the drill. I've used heavy duty drills to cut large holes in wood that would spin me around if I didn't brace myself.Low speed torque of electric drills aint all that great, I'd question it's ability to pull the skin of custard at low speed, even more so if it doesn't have a hi or low gear option.
I like the drill idea myself. Cheap, plenty of power, variable speed and it plugs right in the wall. There are even commercially available drill powered winches, if you want to jump right to the finished product:
But if you want to get your hands dirty and start from scratch, here is a source of gear reduction motors to look through. You'll need a lot of reduction and a lot of mechanical advantage (block and tackle with multiple pulleys):