Potato Casserole - cooking recipe

Ingredients

5 medium potatoes, sliced with skins on
2 medium onions, cubed
1 large green pepper, cubed
1 (8 oz.) shredded Cheddar cheese
1 (8 oz.) shredded Swiss cheese
1 (8 oz.) Mozzarella cheese

Preparation

Butter a casserole dish; place a layer of potatoes and then layer with each of remaining ingredients.
Pour 1/2 cup of milk over last layer.
Bake at 350\u00b0 for 1 hour.