Potato Casserole - cooking recipe

Ingredients

6 or 7 medium potatoes, sliced
1 can cream of celery or cream of chicken soup
1 c. evaporated milk
1 medium onion, minced
salt and pepper to taste
butter
Parmesan cheese (for top)

Preparation

Mix soup, milk and onion.
Place potatoes in well greased casserole dish with lots of butter.
Pour soup mixture over potatoes.
Sprinkle Parmesan cheese on top.
Bake at 350\u00b0 for 1 hour and 15 minutes.