Canker Medicine

1 pt molasses
2 Tb burnt alum
1 Tb black gun powder
2 ts Sulphur
1 pc burnt copperas, large as a bean (about 1/8 ts)
1 pc borax, about (1/8 ts)

Combine all ingredients.  Boil 25 minutes (simmer).  Use stainless steel utensils.  Stir with clean stick often.