Spiced Apple Pie - cooking recipe

Ingredients

2 cups gluten-free flour
2 tsp xanthan gum
1/2 cup granulated sugar
14 tbsp (1 3/4 sticks) chilled unsalted butter, chopped
1 None egg, separated
6 None Granny Smith apples
1/2 cup raisins
1/2 tsp apple pie spice
2 tbsp demerara sugar
None None Vanilla ice cream, to serve

Preparation

Sift flour and xanthan gum into a large bowl. Stir in 1/4 cup of the granulated sugar. Rub in butter to make coarse crumbs. Add egg yolk and 2-3 tbsp iced water, stirring to moisten lightly. Gather dough into a ball. Shape into a disc. Cover with plastic wrap and chill for 20 mins.
Roll out half the pastry to line a 9-inch pie dish. Refrigerate until ready to fill.
Peel, core and slice apples. Place in a large bowl. Add raisins, remaining 1/4 cup granulated sugar and apple pie spice. Toss; let stand for 10 mins, then drain off any liquid.
Preheat the oven to 350\u00b0F. Spoon apples into pie dish. Roll out remaining pastry to 10-inch round. Cut into 1/2-inch wide strips. Arrange over filling in lattice pattern. Press ends to pastry edge and trim. Brush with egg white; sprinkle with demerara sugar.
Bake for 40-45 mins or until bubbly and golden. Serve with ice cream.