We'd spread them out in the loft of the hog pen, after a year or two the hulls came right off. There were more than one year's worth up there which is why I'm not too sure of the time span. Two small boys, a hammer and an anvil, is about the easiest way I know of to crack them. /forums/images/graemlins/laugh.gif Worked for my granddad, when I was the small boy. /forums/images/graemlins/tongue.gif