This Presto® 16-quart pressure canner is designed for easy, confident home pressure canning. The only safe method recommended by the USDA for canning vegetables, meats, poultry, and seafood. Doubles as a boiling water canner for preserving fruits, jams, jellies, pickles, and salsa in half-pint and pint jars. Adjustable regulator automatically maintains 5-, 10-, or 15-pounds pressure. Regular Mason Jar Capacity: 12 half-pints, 10 pints, or 7 quarts.