Kielbasa Zwyczajna. Premium quality since 1925. US inspected and passed by Department of Agriculture. Fully cooked - just heat & serve. Chicago's finest since 1925! Daisy Brand Sausages have been a Chicago favorite since 1925. Our Old World secret recipes use only the finest USDA inspected beef, veal, and pork, with no substitutes. These time-honored recipes have been passed down, generation after generation, always hand measuring the finest spices and individually taste-testing each batch. When you want the best, choose Daisy Brand!