Spinach and Mushroom Quiche!

1 T. olive oil

1 onion, sliced

8 oz. mushrooms, sliced

1 frozen pie crust

9 oz. frozen spinach, thawed and drained

4 eggs + 4 egg whites

2 t. black pepper

Saute onions in olive oil until softened.  Add mushrooms and 1 t. black pepper and cook until brown and soft and spoon into pie crust.  Meanwhile, Beat eggs and spinach in a large bowl.  Pour over pie filling and top with 1 t. black pepper.  Bake at 350 degrees for 50 minutes or until eggs are set.