I've canned since a kid, and never daw or heard of this. Great idea, I'll never have empty jars again.
#foodpreservation #canning #homesteading
Ya, and use that water when you want to boil things then refill. Saves some time and energy to boil from room temp.
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Damn good idea.
I read it in book years ago about emergency preparedness. Not my idea. It just talked about ways of using emergency supplies to keep fresh.