Thanks, jillibean. I guess I need to get a finer grater or get a food processor that I can dedicate to just this. (Freecycle, here I come!) Penny

In your instructions for mixing the laundry powder, when you say 11-14 oz of soap are you referring to its weight or its measurement in a cup? I tried it by weight and I'm thinking maybe that's wrong. I used it on a batch of towels and the grated soap didn't dissolve completely so I had to...