10+ How Long To Boil Canning Jars To Seal Images. Once the water is at a full boil, begin timing the processing time required by your recipe. The processing (boiling) times will vary from recipe to recipe.
This way, you'll guarantee that the products remain in good condition.
The quickest is to simply place the contents in the refrigerator for use. There are several ways to sterilize canning jars, including running them through a dishwasher cycle, boiling them in a pot of water, heating them in the microwave or placing them in the oven. The wire rack helps prevent the jars from breaking. Don't fill the jar to the rim.