Scrape the skin off your potatoes, butter your pan
Use this to cut your potato so you can get the perfect thin slices
Another layer no cheese yet or you will en up with a gluey mess
I used four Mexican cheese because that's what I prefer but you can go wrong with any cheese
Another layer of potatoes
Repeat the precedent steps and no cheese on the top because the cheese will rise to the top while it's cooking
Cover with foil, put it in a 400 degrees oven for 35 minutes and take the foil off and let it get crispy on top for 10 minute.