- 3 cups apple cider vinegar
- 1/4 cup red pepper flakes
- 1/4 cup ground black pepper
- 1/2 cup salt
- 1/2 cup ketchup
- 2 tablespoon dark brown sugar
In a saucepan, stir together the vinegar, red pepper flakes, pepper and salt. Bring to a boil.
Stir in the ketchup and brown sugar.
Reduce heat to low, and simmer for 30 minutes.