Ball 21-Quart FreshTECH Electric Water Bath Canner + Multi-Cooker Can and Cook with One Appliance The Ball 21-Quart FreshTECH Electric Water Bath Canner is ready to accommodate large batches of canning, fitting 7 quart jars or 8 pint jars comfortably at one time. The bath canner frees up your stovetop, allowing you to can any time of the day and it uses 20% less energy than the stove. It can also be used as a stockpot for pastas, soups, and stews, or as a steamer for vegetables and seafood. Heat-resistant rubber-coated handles on the cooker and lid offer a comfortable non-slip grip for easy maneuvering. Storing the electric water bath caner is easy too, the base detaches and nests for compact storage and makes cleaning a simple task.