Scalloped Potatoes - cooking recipe

Ingredients

1 can cream of mushroom soup
1 c. milk
4 medium potatoes
1 medium onion, chopped
2 Tbsp. margarine
flour

Preparation

Mix together soup and milk.
Layer potatoes, onion and margarine in big bowl.
Sprinkle each layer with flour and salt and pepper.
Pour soup over everything.
Bake at 350\u00b0 for 2 hours.