Potato Casserole - cooking recipe

Ingredients

6 to 8 medium potatoes
1 tsp. salt
1 tsp. pepper
2 Tbsp. chopped onion
1 stick margarine, melted
1 can cream of mushroom soup
4 slices cheese, grated
4 slices cheese

Preparation

Boil the potatoes and refrigerate overnight.
Peel and grate. Add remaining ingredients, except cheese slices, and mix.
Spoon into casserole dish with
a lid.
Bake at 350\u00b0 for 45 minutes. Remove from oven.
Place cheese slices on top.
Replace lid and cheese will melt.