Pour 1 tablespoon of lemon juice over sliced apples and toss.
In a small bowl mix cinnamon, nutmeg, salt and stevia.
Toss over apples and carefully mix.
In a large Dutch oven or pot place 6 cups of the sliced apples and cook over medium heat until tender, about 10 minutes.
Remove from heat and stir in the rest of the sliced apples.
Add the whole wheat pastry flour to the apples and stir to combine.
Cool for 30 minutes.
Position rack on the lower third of oven and preheat to 425 degrees.
Add apples into prepared bottom pie crust, then cover apples with top crust. Brush top crust with egg white, sprinkle with cinnamon if desired and bake 40 minutes or until browned.