Weck jar secured by steel tension clips which can be removed once a vacuum seal has formed. During storage the vertical position of the rubber seal's external tongue indicates the status of the sealing. Weck products are still produced and are available from German hardware and online stores. Used equipment is frequently sold on online auction sites and in opportunity shops. Weck jar A Weck jar is a molded glass jar used in canning to preserve food. It is popularly used for jam preservation, for its minimal look and foolproof rubber gasket with a glass lid. Weck jars were created by the
Beef on weck his patrons to purchase more drinks. A typical beef on weck is made from slow-roasted rare roast beef that is hand-carved in thin slices, served on a kummelweck roll. The cut face of the top half of the roll may be dipped in the jus from the roast. Prepared horseradish is usually provided for the diner to spread to taste on the top half of the roll. The beef on weck has long been popular regionally, and has gained a following in other areas of the United States where it has been introduced. Expatriates from Western New York have taken