Baked Creamy Potato Casserole - cooking recipe

Ingredients

4 cups diced potatoes
2 cups milk
2 tablespoons butter
1 teaspoon grated onion
1 teaspoon salt
1/8 teaspoon black pepper
1/4 cup parmesan cheese

Preparation

In top of double boiler, combine all ingredients except cheese.
Cook over boiling water for 20 minutes.
Pour into buttered baking dish.
Sprinkle with Parmesan cheese.
Bake at 350 degrees for 30 minutes.