Homemade Apple Slab Pie

6–7 medium apples (Granny Smith or Honeycrisp), peeled, cored, and sliced

½ cup granulated sugar

¼ cup brown sugar

1 tsp ground cinnamon

¼ tsp ground nutmeg

2 tsp lemon juice

2 tbsp all-purpose flour

For Topping:

1 egg, beaten (for egg wash)

1–2 tbsp coarse sugar (optional, for sprinkling)

Instructions

1️⃣ Prepare the Pie Crust