cow

Okay so I didn't use any fragrance, I wanted the soap to be all natural, here is what happened... I made the recipe using SoapCalc, with Olive oil, Coconut and Castor oil. Full info in the picture below. After taking a whiff of the soap mixture cooking away I decided to lob in a small bottle of...

Can I use cow's milk butter in cold process soap? I have access to fresh, non pasturized cows milk and make soap. Can I use either the butter or the milk in soap? or will it get rancid? Thanks