What You Should Never Cook in a Cast Iron Skillet (and Why) May 27, 2026 by omar ADVERTISEMENT for high-moisture cooking like steaming or boiling. Use instead: A stainless steel or enameled pot for boiling tasks. 8. Storing Food in the Skillet It might be tempting to cook dinner and pop the whole skillet into the fridge. Don’t. Leaving food in cast iron — especially if it’s moist or acidic — can break down the seasoning. It can even cause rust if continue reading … ADVERTISEMENT ←PreviousNext→