Rind of 1 lg. watermelon
1 tbsp. powdered alum
7 c. sugar
2 c. white vinegar
1/4 tsp. oil of cloves
1/2 tsp. oil of cinnamon

Use a potato peeler to peel rind; leave a trace of pink on the inside for color. Cut rind into pieces; let stand overnight in cold water with alum. Drain well.

Bring next 4 ingredients to a boil. Add watermelon rind and bring to boil again. Set aside.

Third morning, bring to a boil, seal in hot sterilized jars. Makes about 7 pints.