Potato and Cheese Pie

Start by peeling the potatoes and using a vegetable slicer, cut them into thin slices.

Next, grate the mozzarella using the larger holes of the grater. 

In a large skillet, evenly spread the softened unsalted butter with a brush. 

Now, add the sliced potatoes, covering the entire bottom of the skillet.

Season with a pinch of salt and a pinch of black pepper. 

Add some onion rings on top of everything, half of the grated mozzarella and spread it evenly. 

Next, make another layer of potatoes, repeat the seasoning and cover everything with some more onion rings.

Add the other half of the grated mozzarella, spread it well and add a few more onion rings.

Finish with another layer of potatoes and take it to low heat. 

Brush another tablespoon of unsalted butter over the potatoes.

Cover the skillet and let it all cook for 15 minutes.

After this time has passed, carefully flip the pie with the help of a plate. 

Cover the skillet again and let it cook on the other side for another 10 minutes.

Serve.