In water bath canning, heat is transferred to the food by the boiling water that surrounds the jars. This boiling temperature of 212°F for the time specified in an approved recipe is sufficient to ...

The processing times and methods are adjusted for Minnesota altitudes of 1001-2000 feet. The reference charts below show style of pack, jar size, headspace and process time for pressure canning ...

The National Center for Home Food Preservation has over 30 tomato product canning recipes. Choose processing times and methods for Minnesota altitudes of 1001-2000 feet. Note: Processing times and ...