Watermelon and Ginger Granite

Ingredients
3 cups seedless watermelon juice (blended)
1 cup water
½ cup honey
1 whole clove
1 pinch ground nutmeg 
1 tsp. fresh ginger
1 tsp. salt
½ tsp. lemon zest

Directions
1. Bring the water, honey, clove, nutmeg, ginger, salt, and lemon zest to a boil. Allow to cool, then strain.
2. Add the syrup to the watermelon juice.
3. Place the juice in a bowl that can be put in the freezer, and freeze 3 hours. Stir every 15 minutes with a sauce whisk.