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 the dish and brought it to other areas after relocating. For example, PJ's BAR-B-QSA in Saratoga Springs in Eastern New York is noted for its beef on weck. It has also been featured by chefs on cooking shows including the PBS special "Sandwiches That You Will Like". Bobby Flay, Anthony Bourdain and other chefs have featured the beef on weck, or a variant, on their television programs. The American restaurant chain Buffalo Wild Wings was started by former residents of the Western New York area and the original name of the restaurant was "Buffalo Wild Wings and Weck", abbreviated as