Smokin' Coals Pepper and Vinegar sauce. A robust vinegar based sauce, balanced with spices and tomato flavors. Works well on pork and chicken. Smokin' Coals is based in Gaston, South Carolina and was formed by three friends that love to cook barbecue. They competed on the BBQ circuit and later began judging competitions. Currently Smokin' Coals sponsors numerous cook teams with their sauces and rubs throughout the southeastern region of the US. A 16 oz bottle.