Potato Bacon Casserole

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Wagner Estate in Tulsa, Oklahoma in 1991.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 16 ounces frozen hash browns thawed
 * ½ cup white onions chopped
 * 3 ounces bacon cooked and crumbled
 * 2 ounces Monterey jack cheese shredded
 * 12 ounces evaporated milk
 * ½ cup egg whites slightly beaten
 * 1 teaspoon salt

Directions

 * 1) Preheat oven to 350°F.
 * 2) Spray square dish with cooking spray.
 * 3) Layer potatoes, onions, cheese and bacon then set aside.
 * 4) In mixing bowl combine milk, egg whites and salt.
 * 5) Mix well then pour evenly over ingredients in dish.
 * 6) Cover and bake for one hour.
 * 7) Uncover and bake additional five minutes.