Jeff Tuschen’s Pork Sandwich Barbecue Sauce

Zesty Barbecue Sauce

Zesty Barbecue Sauce 1 medium onion (chopped)2 tablespoons butter1 cup ketchup1/2 cup chopped parsley1/2 cup water4 tablespoons lemon juice3 tablespoons Worcestershire sauce2 tablespoons vinegar2 tablespoons brown sugar (packed)1/2 tablespoon yellow mustard Combine...