Certified gluten-free. If you are looking for real Texas-style smoked meat flavor without firing up a smoker, you've come to the right bottle. Stubb's Hickory Liquid Smoke will give your Bar-B-Q the sweet, smoked flavor of real hickory. Born here. stubbsbbq.com. For recipes, tips and more, visit stubbsbbq.com or find us on Facebook. Made in the USA.