Yes, cooking spray can help prevent food from sticking to a cast iron skillet, especially when used in combination with proper seasoning and cooking techniques. Cooking spray is essentially a combination of oil and a propellant that creates a fine mist. When applied to a well-seasoned cast iron skillet before cooking, it can create a temporary nonstick barrier between the food and the pan's surface.
However, it's essential to use cooking spray sparingly on a cast iron skillet to avoid the buildup of residue that can lead to a sticky surface over time. Excessive use of cooking spray or other aerosol cooking products can also cause a sticky buildup that becomes difficult to remove, potentially affecting the skillet's nonstick properties.
To effectively use cooking spray on a cast iron skillet:
Make sure your cast iron skillet is well-seasoned: Proper seasoning forms a natural nonstick surface on the pan, reducing the need for excessive cooking oil or spray.
Preheat the skillet before adding the cooking spray: Allow the skillet to heat up on medium-low to medium heat before applying the cooking spray. This prevents the spray from burning and creating unwanted residues.
Apply a thin, even layer: Hold the cooking spray can about 6-8 inches away from the pan and apply a light, even coat to the surface.
Wipe off any excess: If you accidentally apply too much cooking spray, use a paper towel to wipe off the excess before adding your ingredients.
Remember that using cooking spray is just one method to help prevent sticking. Properly seasoned and maintained cast iron skillets should naturally develop nonstick properties over time. Additionally, using the right amount of oil or fat when cooking can also aid in reducing sticking. Avoid cooking acidic foods like tomatoes or using highly acidic marinades in a cast iron skillet, as they can break down the seasoning and lead to sticking.