Letter Re: Home Canning Your Garden Produce and Meat
Hello, I’ve seen several mentions of sealing home canned food with wax, most recently in the email from Troy H. My grandmother did this for jams and jellies, which she put up with enough sugar to preserve them even without canning. The wax seal was intended to keep the jam from drying out, and to stop mold from forming on the top. It would too often fail, and we would find mold growing under the wax. I suspect that it failed to seal more often than the mold grew, too! I would very strongly advise against using a wax “seal” …