To Keep Butter
Ingredients
Directions
Dissolve the salt, sugar, and saltpetre in boiling water.
Let the mixture cool and then drain off the sediment.
Pour the liquid over the butter to preserve it.
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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