Watermelon Rind Jam

Directions

1. 1
   Cut rind into 1/3-inch strips. Cover in cold water and bring to a quick boil. Reduce heat, and let simmer slowly until transparent, about 30 minutes.
2. 2
   Drain, and reserve 1 1/2 cups of liquid.
3. 3
   In a heavy pot, completely dissolve sugar in reserved liquid. Add honey and lemon peel, and bring to a boil, skimming as needed. Add drained rind and seeds and boil gently over medium heat, for 15 minutes. Remove from heat, cover, and set aside overnight.
4. 4
   Boil again over medium heat, until syrup thickens, about 15 minutes. Test for doneness.
5. 5
   Add lemon juice and mastic or cardamom 5 minutes before jam is done. Let jam cool completely then store in a sterilized jar.