Natural Hickory / Original Recipe. Where There’s Smoke, There’s Flavor!. This is the original recipe by Colgin, Natural Hickory. In 1869 the first smokehouse was built in Mexia, Texas. Colgin is the all-natural liquid smoke with no additives or preservatives. Colgin is Vegan, contains no animal byproducts and is gluten free. Colgin is the instant answer for adding smoke flavor to almost any food that would benefit from real smoke flavor and aroma. Create a gourmet flavored dish with just a few shakes! Perfect cooking sauce for easy oven, charcoal or gas grill cooking. Dash or brush it on steaks,chicken,hamburgers, or hot dogs for a tangy outdoor smoke flavor. Excellent for seasoning soups, gravies, sauces, baked beans, salads, dips, seafood, eggs, or poultry or wherever smoke flavor is desired!