Aaron's® Best Knockwurst. Glatt. kosher. product. Gluten free. Made with chicken & beef. No MSG added. Naturally smoked. No by products. No artificial ingredients or colors added. U.S. Inspected for wholesomeness by Department of Agriculture P-4653A. Rabbi M. Weissmandl. Rav of Nitra- Monsey. www.agristarmeat.com.