Can I Use Cast Iron on a Glass Stovetop?

Glass Stovetop is very popular in the market right now, but people also fear that there will be a scratch on it that will ruin the natural appearance of glass stove. People want to keep their glass stove like a new one for a longer time. Read more for “Can I use cast iron on a glass stovetop?”

Some people prefer using cast iron on the glass stovetop, but some doubt using it.  So to clear the doubt, one should know about the benefits of using and precautions.

Can I Use Cast Iron on a Glass Stovetop?

Yes, you can use cast iron on a glass-top stove.  But if one wants to use cast iron on a glass top stove, several things need to be considered.

These are as follows:

  • Weight of cast Iron Pans:  the weight of the cast iron pan is heavy, and when we add it to soup or something like that, it gets heavier, which can quickly put a scratch on the glass stovetop.
  • The uneven bottom surface of cast iron:  the best type of cookware for a glass stovetop has a flat bottom so that heat can be evenly distributed, but cast iron pans don’t have flat-bottom it has rough spots. These spots can easily scratch the glass stovetop.
  • Size of cast iron pans: the size of the cast iron pans is much bigger than the burner of the stove. The ideal length of the pan should be once an inch more significant than the burner. If the size is larger than that, it will take time to cook food.

How to Use Cast Iron on Glass Top?

Using cast iron on the glass top, one should follow certain steps to save the glass top from scratches and breakage. The steps are as follows:

  • Clean the base properly using the paper towel and get it dry so that no excess oil will leave on it.
  • Start heating the cast iron at a low temperature first, then increase the temperature.
  • Don’t be in a hurry on the glass top. It takes time to heat up, so be patient until it heats up properly.
  • Don’t slide the cast iron on the glass top stove as there are chances of scratches if you want to adjust it, then lift it and set it down with gentle care.
  • Now you can quickly cook the food on it using it with care and enjoy the delicious food.

How to Protect Glass Top Stove From Cast Iron?

Here are some tips to protect glass top stove from cast iron; these are as follows:

  • Season the Whole pan:  it is recommended to use cooking oil for seasoning the whole pan that will make it a non-stick.  After seasoning, you have to put it on a glass stove at a high temperature, which creates a smooth layer on the pan. In addition, it reduces the chances of scratches on the glass stove.
  • Don’t slide the pan: instead of sliding the cast iron pan, lift it gently and place it as heavy that it cannot be bear by the glass.  So don’t make the mistake of sliding cast iron pan on glass top stove.
  • Heat Diffusers:  Heat diffusers work excellent for protecting the glass top stove as heat diffusers are flat, so they save the glass top from scratches by cast iron.
  • Clean it properly: cleaning the cast iron properly reduces the chances of scratches as cleaning is necessary so that no food will be stuck in it. Apart from cast iron, one needs to clean the glass top stove to minimize the chances of scratch.

The Size of Cast Iron Pots and Pans

The cast-iron pots and pans are available in 3 different sizes. One is 8 inches which is the best fit for a family of two persons which is a good fit for cooking fry eggs, sauté vegetables etc.

The middle size is 10 inches which people mostly use. It is the standard size which is a perfect fit for a family of 4 persons.

The larger one is 12 inches which are heavy and a good fit for a family of 6 persons.

What pans should not be used on a glass top stove?

The pans made up of material like cast iron, ceramic cookware, and stoneware should not be used on glass top stoves.

As their surfaces are rough, they can easily scratch the glass top stove and damage it.

These pans take a longer time to cook and heat, so not recommended to be used. Also, these material pans are heavy, so they increase the chances of scratches if left from your hand.

Are aluminum pans safe for glass cooktops?

Yes, aluminium pans are safe for glass cooktops. Aluminum pans are lightweight and easy to handle.

These are good heat conductors, so don’t take much time to heat on glass cooktops.

In addition, there are fewer chances of scratches as it has hard anodization.


After seeing all the things about cast iron usage on glass top stoves, we can say it is up to the person whether they can handle it with care and follow the steps to save the glass top stove from scratches and damage.

If they cannot do so, they can go for aluminium pans and other materials that do not require much care and have fewer scratches to the glass top stove.

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