Tennessee Sour Mash Bourbon By Green Mountain Grills comes straight from the center of the barbecue universe and big Bourbon flavor and boldness to this great slow-cook specialty sauce. Tennessee Sour Mash starts out just from the Sour mash from bourbon and is imbued with Spices to enhance the flavor profile of any grilled meats. Green Mountain Sauces are formulated to enhance the flavors of your grilled meats and vegetables with Chef tested and customers approved goodness. Our Formulations are a trade secret made by Green Mountain Grills competition grilling team for maximum flavor at an amazing price. Our award winning Sauces will make your grilling the talk of the town, get your’s today.