Put cheese, flour, salt and pepper into a plastic sealable bag.
Cut potatoes into bite size chunks.
Add to flour mixture and shake to coat.
Put melted butter onto baking pan.
Place potatoes in a single layer into butter
Bake in oven until browned and crisp about 1 hour. Turn several times to make sure all sides brown evenly. About every 15 minutes.
Garnish with some additional Parmesan cheese or herbs such as parsley if desire.
Notes
For some additional flavor you could add in dried rosemary or thyme in with the flour mixture. You could also use red pepper flakes, paprika or garlic powder for yummy flavor. Get creative with the herbs and spices. you add in or leave it simple with just the Parmesan cheese and some dried herbs on top.