Mix mayonnaise, flour, eggs and milk. Stir in bacon or ham, cheese, onion and mushrooms. Pour into pastry lined unbaked quiche pan. Bake at 350 degrees for 40 to 45 minutes.
Thaw hash browns. Squeeze excess ... with layers of ham and cheese. Mix eggs, milk ... 40 minutes. The quiche is best when cooked then ... peppers, onions and bacon.