Is it bad to let water sit in cast iron?

Author: Patience Deckow  |  Last update: Sunday, July 12, 2026

No, do not let cast iron pans sit in water, and do not leave water sitting in a pan. This will likely lead to rusting. Instead, make sure you clean, wash, and immediately dry all cast iron pans.

Is it bad to get cast iron wet?

Yes—it's OK to get your pan wet! But do not soak the cast iron skillet. It is not rust-proof! Minimize the amount of times it comes in contact with water.

How long can cast iron soak in water?

Cast Iron Skillet Care

In short, avoid this at all costs.. Soak It in Water Overnight - This amount of water exposure could result in rust.

Is it bad to leave water in a cast iron?

Never allow a cast iron skillet to soak in water. It will only lead to rust--the arch-enemy of cast iron cooking. If rust does develop, simply scrub it away with salt and oil, then re-season the pan.

Does cast iron rust if submerged in water?

Cast iron is vulnerable to rust if it's submerged in water for too long.

Simple rules for cast iron care

Is a little rust on cast iron ok?

Cooking with a cast iron pan that has a little bit of surface rust on it isn't likely to hurt you. If your pan is seriously rusty or has visible rust flakes, you shouldn't cook with it until the rust is removed and the pan is washed and re-seasoned.

Can you submerge cast iron?

If the food is really cooked on, you can always let the pan soak for a bit. But don't let cast iron sit in water too long or it will start to rust. Now, if you wash your cast iron with water, it is imperative that you dry it as soon as possible. Otherwise it will rust, especially if it's a newer pan.

What happens if you leave water in the iron?

Tap water can leave behind minerals that will clog your iron, damage the reservoir and cause rust stains on clothing. Always empty the reservoir when done ironing. Even distilled water will cause build-up if it's left inside the iron.

What ruins a cast iron skillet?

You let your skillet soak.

Soaking your cast iron skillet in your sink is a recipe for rust, as is washing it in the dishwasher. Instead, clean it ASAP, even using simple soap and water if you must.

What is the lifespan of a cast iron skillet?

With proper care cast iron cookware can withstand a lifetime of use. Actually several lifetimes as these cast iron pans and dutch ovens are often passed down from generation to generation. Taking care of cast iron cookware is as easy as 1 – 2 – 3.

Is it OK to boil water in cast iron?

With this type of cookware, a little proper maintenance goes a long way, and one of the few food prep acts you should never do in your cast iron pan is boil water. Simmering a little sauce or marinade is nothing to sweat. What you want to avoid, however, is an extended roiling boil, like when cooking pasta or beans.

Does cast iron need to be washed immediately?

Start the process soon after cooking to prevent any food remnants from getting stuck as the pan cools. While your pan is still warm, take it to the sink and wash it with a drop of dish soap. (Yes, despite popular belief, a little soap is fine if you remember to re-season your cast-iron skillet as needed.

Why don't people wash cast iron?

Cast iron is a big hunk of iron, after all. Too much exposure to water will cause it to rust. You can still salvage a rusted pan by scrubbing and re-seasoning it, but it's more of a pain than just wiping the skillet dry every time you use it.

How often should I season cast iron?

You should only need to fully re-season your cast-iron cookware one to two times a year, but you may also want to give it some extra seasoning love anytime you cook something that requires a heavy-duty cleaning.

Is Dawn dish soap safe for cast iron?

Will Soap Ruin Cast Iron? Using soap will not ruin your pan. It is totally fine on enameled cast iron, and on plain cast iron, too. It's not going to destroy your seasoning.

Can you leave water in a cast iron pan?

No, do not let cast iron pans sit in water, and do not leave water sitting in a pan. This will likely lead to rusting. Instead, make sure you clean, wash, and immediately dry all cast iron pans.

Why can't you cook eggs in cast iron?

Eggs fall into the category of sticky foods that are not ideal for cast iron skillets that haven't built up their seasoning yet. While cast iron can become non-stick with sufficient use over time, a newer skillet will almost certainly cause your eggs to stick to its porous surface.

What should not be cooked in cast iron?

What to Avoid Cooking in Cast Iron
  1. Highly Acidic Foods (Like Tomatoes) Over time, cooking with oils and fats continues to build a pan's seasoning; cooking with acidic foods can erode that seasoning. ...
  2. Delicate Fish. ...
  3. Eggs.

What to do if cast iron gets wet?

Note: If you do accidentally leave your pan in water for too long and it develops rust, don't panic! With a little extra care, you can remove the rust and continue using your cast iron cookware. Can I use soap to wash cast iron? Contrary to popular belief, you can use a small amount of soap to clean cast iron cookware!

Why is my iron spitting out brown stuff?

Limescale and mineral buildup can clog the steam vents, reducing the iron's efficiency and performance. This can also cause the iron to spit out brown or yellow water, which can stain clothes. Therefore, it's essential to descale your steam iron regularly.

What happens when iron sits in water?

Similar to how iron in a metal pail turns to rust when exposed to water and oxygen, iron minerals in water turn to rust and stain plumbing fixtures and laundry.

Will cast iron rust if submerged in water?

To clean a cast iron skillet, wait for it to cool down and then run hot water over it in the sink. Do not let the pan soak in water. If immersed in water for too long, cast iron will rust. It's up for debate whether to use soap when cleaning.

Can you let oil sit in cast iron?

You want to leave the pan with a thin layer of oil everywhere. Don't overdo it — too much oil will leave the pan feeling sticky after seasoning, says Stubblefield.

Can you just wipe out a cast iron skillet?

While soap is often not necessary for cleaning a skillet when a simple wipe out will do, using a small amount of dish soap is completely acceptable.

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