In a medium saucepan, combine hot sauce, ketchup, vinegar, Worcestershire sauce, butter, and celery salt. Bring to a low simmer over medium heat, stirring frequently, until butter melts. Continue to gently simmer, stirring, over low heat, until flavors meld and sauce thickens slightly, 5-10 minutes. Season with salt and pepper and serve. This Recipe Appears In
3 Easy Barbecue Sauce Variations to Amp up Your Weekend Grilling.