Hard Soap, with Lard
Ingredients
Directions
Dissolve the lime and sal-soda in the water by boiling.
Stir well, let it settle, and pour off the lye.
Return the lye to a kettle and add the lard.
Boil until it becomes soap.
Pour into a dish or molds, and when cold, cut into bars and let dry.
Recipe from a historical cookbook (Internet Archive).
Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.
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