How long do you leave canning jars upside down?
Posted by NNency - Feb 13, 2020 Uncategorized 0 0 Views : 50 Receive Updates For This Category
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Feb 13, 2020
In fact, flipping jelly is an old-school canning technique that involves pouring very hot jellies or jams into jars, tightening the canning lid, and turning the cans upside down on a towel for 5 minutes or so. After the five minutes or so, you flip the jars right side up and allow them to cool and (in theory) ping.