Apple pie

For the Crust

• 2 1/2 cups all-purpose flour
• 1 tsp salt
• 1 tbsp granulated sugar
• 1 cup (2 sticks) unsalted butter, cold and cut into small cubes
• 6-8 tbsp ice water

For the Filling

• 6-8 medium apples (Granny Smith, Honeycrisp, or a mix), peeled, cored, and thinly sliced (about 6 cups)
• 3/4 cup granulated sugar
• 2 tbsp all-purpose flour
• 1 tsp ground cinnamon
• 1/4 tsp ground nutmeg
• 1/4 tsp salt
• 1 tbsp lemon juice
• 1 tsp vanilla extract (optional)
• 2 tbsp unsalted butter, cut into small pieces

For the Egg Wash (optional)

• 1 egg, beaten
• 1 tbsp milk
• 1 tbsp granulated sugar (for sprinkling)