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Rapid cooling, such as dropping a hot pan into a sink full of water, can cause similar damage. The result when trying to use a warped pan is uneven cooking, as liquids and cooking fats now pool in the middle of the warp or are dispersed to the edges of the pan away from it, depending on the direction.
Keeping this in consideration, why do cast iron pans warp?
Warped cast iron can't be fixed. These are known as "spinners" in collecting circles. It's caused by cooking too hot over anything but gas. Typically a problem from glass top or coil style ranges.
- Lay a towel or rag on a firm, flat surface such as a work bench, a kitchen counter or the floor.
- Place the warped skillet on the cloth open side up if the warp is convex, or facing up, or open side down if the warp is concave, or facing down.
- Place a second towel or rag over the bulge to protect the pan's surface.
Herein, can cast iron warp?
Yes. cast iron can also warp. Some metals are easier than others. Le Creuset enameled cast iron cookware actually use thinner cast iron than many other enameled cast iron cookware, thus lighter, but it also increases its chance for warping.
While your cast-iron skillet might be tough, it isn't indestructible. There are a few surefire ways to ruin the seasoning, or worse, destroy your cookware entirely. Avoid these pitfalls to keep your pan in tip-top cooking condition.