10 Foods You Should Never Water-Bath Can: The Low-Acid Foods That Need a Pressure Canner — and Why (Anatomy of a Preserve — The Zero-F Series)

There’s one mistake behind most home-canning deaths in America: putting a low-acid food in a boiling-water bath when it needed a pressure canner. It looks fine. It tastes fine. And months later it can carry a poison you cannot see, smell, or taste. This short field guide is the list nobody hands you: the ten foods people most often water-bath by mistake, why each one is dangerous, and the safe alternative for every single one. Inside: The 10 low-acid foods that must never be water-bath canned — and why For each: the reason it’s dangerous, and exactly what to do instead The pH numbers behind the list, and what to do without a pressure canner The 5-second question that prevents the deadliest canning mistake Understand it, don’t fear it.