Mix a little of the water with the cornstarch to form a slurry. Add all other ingredients to a medium sauce pan along with the slurry and bring to a boil. Reduce and simmer uncovered for 15 minutes. Strain and discard solids. Cool and store overnight for the best flavor.
May be stored for up to one week in the refrigerator.
Ingredients
3 cups water
1 tablespoon corn starch
1 large jalapeno stemmed and cut into quarters, seeds left in