To make these Herbaceous Ranch Oyster Crackers gluten-free. Simply swap out the regular oyster crackers. For a gluten-free variety. Which are readily available in most health food stores. And many supermarkets. Also, ensure that your Ranch-style dressing mix. Is labeled gluten-free. As some brands may include additives. That contain gluten. With these substitutions. You can enjoy the same delicious, herby, and crunchy snack. Without any gluten concerns!