Certified Gluten Free by Celiac Sprue Association. Since 1939. Handcrafted. Natural casing. Premium meats & artisan cheeses. Knockwurst: A traditional old world knockwurst in natural casing. Great on a hard roll with mustard or sauerkraut. No MSG added. Fully cooked. U.S. inspected and passed by Department of Agriculture. www.dietzandwatson.com. Questions or comments: 800-333-1974. Made in USA.