Check to make sure soap is still soft enough to cut. Cut soap and stack where air can circulate between layers. Place in area that will stay at room temperature. Leave for 3-4 weeks. Remove the white layer of ash on top.
Soap is ready to use.
Soap Tips Get a good scale to measure. Measuring cups are for liquid and there is a big difference between dry and liquid weights. Don't use Drano. It has added chemicals. We have Red Devil lye down here.