Making the perfect apple pie

I gave everyone my quick Apple Pie recipe, today I will share my grand mother's recipe. I am sure it the same one everybody grandmother makes.
No matter how good the filling, the crust is the showcase: a good homemade crust takes a pie to new heights.
There are four basic ingredients in a pie crust: flour, fat, water and salt. You can come up with all kinds of tasty variations just by changing your basic ingredients, as long as you stick to the ratio of three parts flour, two parts fat, and one part liquid. To make a perfect Apple pie you must have the best pie crust recipe. So let get cookin'

APPLE PIE

Ingredients:

Prepare your pastry for a two crust pie or used pre-made pie shell.
8 cups thinly sliced apples
1 tsp vanilla
3/4 cup white sugar
1 teaspoon ground cinnamon
3 tablespoon flour
1 tablespoon butter
1 tablespoon lemon juice

Directions:

Wipe, quarter, core, peel, and slice apples; measure to 6 cups.
placed them in a large bowl, sprinkled lemon juice over the
apples to keep them from turning brown, add vanilla and tossed
with the rest of ingredients. Pour filling into pie shell, dot top with
small pieces of butter or margarine. Cover with top crust and cut
vents with a sharp paring knife.Place on lowest rack in oven preheated to
450 degrees F (230 degrees C).Bake for 10 minutes, then reduce oven
temperature to 350 degrees F (175 degrees C). Bake for 30 to 35 minutes
longer. Serve warm or cold.