Apple Walnut Pie - cooking recipe

Ingredients

3 3/4 lbs cooking apples, peeled, cored and chopped
1/2 None lemon, juiced
2/3 cup granulated sugar
1 tsp vanilla extract
1 tsp cornstarch
2 3/4 cups flour
3/4 cup granulated sugar
4 oz walnuts, finely chopped
1 None egg yolk
6 oz (1 1/2 sticks) cold butter, diced
2 tbsp breadcrumbs

Preparation

For the pie filling, place apples, 2 cups water, lemon juice, 2/3 cup sugar and vanilla extract in a medium saucepan. Bring to a boil. Reduce heat to low. Cover and simmer 3-5 mins or until apples are soft but not falling apart.
Drain apples in a sieve over a bowl. Mix cornstarch with 5 tbsp cold water in the medium saucepan until smooth. Stir 1 2/3 cups apple liquid into the saucepan and bring to a boil. Reduce heat to low. Simmer, stirring, for 1 min. Fold in cooked apples. Set aside for 2 hours to cool.
Preheat the oven to 400\u00b0F. For the pie crust, grease and flour a 10 inch pie dish or springform pan. Mix together flour, 3/4 cup sugar, walnuts, pinch of salt, egg yolk and butter then quickly knead by hand.
Press 2/3 of the pastry into bottom of pie dish or springform pan, pushing up sides to form a 1 inch high edge. Sprinkle breadcrumbs in bottom of crust. Spoon apple mixture on top. Crumble remaining pastry on top of the apples.
Bake for 55-60 mins. Cover with foil 15 mins before end of baking time. Allow to cool. Serve with creme fraiche.