Later on, wait for each of the butter to melt and hold stirring until eventually anything is mixed with each other and it is cooled to 35 degrees C. Europe has some larger sized manufacturers who provide the milk in powdered form, but it can be costly to ship overseas. https://organic-donkey-milk-soap98080.fitnell.com/73177939/the-greatest-guide-to-donkey-milk-soap-recipe