Watermelon Marmalade
From jams and jellies 1975 time. Looks like a lot of work for 6 half pints
Steps
Trim green skin and pink pulp from the thick watermelon rind.
Chop rind and measure out 6 cups.
Then soak chopped rind in water for 18 hours in preserving kettle , combine rind , soaking water and all remaining ingredients.
Cook over low leat stirring frequently until the jelly reaches 220-222f or until the syrup sheets when droped from a spoon.
This takes about 1 1 / 2 hours.
Ladle into hot sterilized jars and seal immediately.
Ingredients
watermelon rind, water, sugar, orange rind, orange juice, lemons, juice of, lime, juice of