Home canning
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Home canning or bottling, also known colloquially as putting up or processing, is the process of preserving foods, in particular, fruits, vegetables, and meats, by packing them into glass jars and the
Preserved food in Mason jars
A 1914 advertisement for a combination steam canner and roaster. The described method will not protect against botulism.
Green beans in a pressure canner ready to be processed
Weck glass with rubber seal and steel tension clips. The red tongue pointing downwards indicates a correct seal
Weck jar
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A Weck jar is a glass jar used in home canning to preserve food. It has a rubber gasket with a glass lid.
Home canning
…There are several regional variations on jar design, such as Mason jars (North America), Fowler's Vacola jars (Australia), Kilner jars (England), and Weck jars (Germany). Water bath canning is appropriate for high-acid foods only, such as jam, jelly, most fruit, pickles, and tomato products with acid added…
A Weck jar showing glass top, rubber seal, and tension clips
Weck jar logo