Classic Rustic Apple Pie – I have salt

Ingredients

• 2 sheets of ready-to-roll pie pastry or homemade pastry dough
• 6 cups of mixed apples, peeled, cored, and sliced (such as Granny Smith and Honeycrisp)
• 150g granulated sugar
• 2 tbsp all-purpose flour
• 1/2 tsp ground cinnamon
• 1/4 tsp ground nutmeg
• 1/4 tsp salt
• 1 tbsp lemon juice
• 1 egg, lightly beaten for egg wash
• 1 tbsp demerara sugar, for sprinkling