Scalloped Potatoes and Mushrooms

1 Can mushroom Soup

1 1/2 cups milk

1-2 oz. can mushroom stems and pieces

6 cups sliced raw potatoes

1 tsp. Salt

1/4 tsp. Pepper

1 TB minced onion

1 cup shredded cheese

Paprika

Mix and bake. Test to make sure done.