3 Ways to Melt a Soap Bar - wikiHow
Oct 12, 2020·You can melt a soap bar or scraps a few different ways to mold new soap. To melt soap on the stove, first shred it with a cheese grater. Then, heat it in a pot with 8 cups of water over low or medium heat. When the soap’s all melted, turn the heat off, cover the pot, and leave it to sit for 12 to 24 hours. You can also melt soap in the microwave.