Or maybe you're struggling to open a jar of marinara sauce for ... Heating methods include running the lid under hot water or putting the jar, lid first, into a bowl of hot water for 30 seconds.

An curved arrow pointing right. When a jar is vacuum-sealed, the different air pressures make it hard to open. But you can use a few simple tricks to break that stubborn seal. Follow Tech Insider ...

All you need for hot water canning is jars, lids, and any pot large enough to ... When it comes to canning, when in doubt, throw it out. If you open a jar and anything looks or smells off, it's ...