How to clean cast iron pan?

How to clean cast iron pan?

Cleaning a Cast Iron Pan: Step-by-Step Guide

Cast iron pans are prized for their excellent heat retention and natural nonstick properties. Properly cleaning and maintaining a cast iron pan is essential to preserve its seasoning and ensure its longevity. Here’s a detailed guide on how to clean a cast iron pan effectively:

Materials You’ll Need:

  1. Mild dish soap (optional)
  2. Soft-bristle brush or scrubber
  3. Paper towels or clean cloth
  4. Kosher salt
  5. Cooking oil (vegetable oil, canola oil, etc.)

Step 1: Let the Pan Cool: 

Allow the cast iron pan to cool down after cooking. Avoid cleaning it while it’s still very hot, as sudden temperature changes can cause the pan to crack.

Step 2: Remove Excess Food: 

Use a paper towel or spatula to remove any excess food particles from the pan. It’s okay to leave behind a thin layer of oil and residue, as this contributes to the pan’s seasoning.

Step 3: Light Rinse (Optional): 

For pans with stubborn, stuck-on food, a gentle rinse with warm water can help soften the residue. Avoid using harsh detergents, as they can strip away the pan’s seasoning.

Step 4: Scrub with Soft-Bristle Brush: 

Using a soft-bristle brush or scrubber specifically designed for cast iron, gently scrub the pan to remove any remaining food particles. A nylon brush works well and won’t damage the seasoning.

Step 5: Avoid Soap (Usually): 

Most of the time, soap isn’t necessary and can disrupt the pan’s seasoning. However, if your pan is heavily soiled or has an off-putting odor, a small amount of mild dish soap can be used sparingly. Rinse thoroughly to ensure no soap residue remains.

Step 6: Dry Thoroughly: 

Thoroughly dry the pan to prevent rusting. Use a clean paper towel or cloth to wipe away any moisture. You can also place the pan on a low heat burner for a few minutes to evaporate any remaining water.

Step 7: Apply Oil and Heat: 

After the pan is completely dry, apply a thin layer of cooking oil to the cooking surface and the entire pan, including the handle. Use a paper towel to spread the oil evenly.

Step 8: Heat to Season: 

Place the oiled pan upside down in the oven and heat it at a temperature between 350°F to 400°F (175°C to 200°C) for about 1 hour. This process, known as “seasoning,” helps maintain the pan’s nonstick surface and prevents rust.

Step 9: Cool and Store: 

Turn off the oven and let the pan cool in the oven. Once it’s cooled down, your cast iron pan is ready to be stored.

Additional Tips:

  • Avoid Metal Utensils: Use wooden, silicone, or plastic utensils to prevent scratching the seasoned surface.
  • Don’t Soak: Never soak a cast iron pan in water for an extended period, as this can lead to rust.
  • Regular Use: Regularly using your cast iron pan and cooking with fats/oils helps maintain its seasoning.
  • Re-Seasoning: If the seasoning starts to wear off, you can reapply a thin layer of oil and repeat the heating process to restore it.


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