Watermelon Jam

Directions

1. 1
   Peel and seed the watermelon; dice the flesh.
2. 2
   Put one layer of watermelon into a bowl and add a layer of sugar; continue until all the watermelon and sugar have been used.
3. 3
   Cover the bowl and let it stand in a cool place for 4 hours.
4. 4
   Place this mixture in a preserving kettle and cook over moderate heat, stirring frequently, until mixture is thick, about 45 to 50 minutes.
5. 5
   Skim off foam with a metal spoon, if needed.
6. 6
   Ladle into hot, sterilized jars and seal immediately according to standard