3/4 cup cider vinegar 1/2 cup catsup 1/4 cup chili sauce 1/4 cup Worcestershire sauce 1/4 cup finely chopped onions 2 large garlic cloves, finely minced 1 Tbsp dark brown sugar 1 Tbsp fresh lemon juice 1/2 tsp. dry mustard 1/4 tsp red pepper flakes (optional)
Combine all in a saucepan, bring to a boil over medium heat stirring occasionally. Reduce heat and simmer uncoveres 40 minutes. Stir
occasionally.