R Scott wrote:
You want the blocks to be almost cubes--as thick as possible and just enough taper they will come out of the mold. I have done it using dishpans as molds for one or two, but they will not last. I haven found a cheap easy mold idea. The amish made theirs out of metal so they could bang them around and not worry about the mold breaking.
Allen Herod wrote:it is old, and i didnt read all the replies... did anyone ever mention dry ice?