2 cup cider vinegar
2 tablespoon salt
1 teaspoon cayenne pepper
2 teaspoon crushed red pepper flakes
2 tablespoon brown sugar

2 cup cider vinegar 2 tablespoon salt 1 teaspoon cayenne pepper 2 teaspoon crushed red pepper flakes 2 tablespoon brown sugar

Mix all ingredients and, ideally, chill 4-8 hours before using.