Peach Jars: What The Experts Won't Tell You

2 days ago · a costco shopper offered a surprising review of the store’s large jar of peaches—though it did take her some extra effort to get a peach out of the jar. Aug 28, 2012 · i took a canning class long ago and remember the instructor mentioning never to put pits in jar because they contain cyanide. I'm guessing not enough to hurt you since plenty. The title description says, “canning jars with regular lids, ideal for jam” but in the product description, the last thing says, “durable: Refrigerate up to 3 weeks, freeze up to 1 year,.