Gather 2 pie crusts, 6 to 8 apples, 3/4 cup sugar, 2 tablespoons flour, 1 teaspoon cinnamon, 1/4 teaspoon nutmeg, 1 tablespoon lemon juice, 2 tablespoons butter, and 1 egg
Preheat the oven to 425°F
Peel, core, and slice the apples
Toss the apples with sugar, flour, cinnamon, nutmeg, and lemon juice
Place one pie crust in a pie dish
Fill the crust with the apple mixture
Dot the filling with butter
Cover with the second pie crust
Trim and crimp the edges
Cut a few slits in the top crust
Brush the top with beaten egg if desired
Bake for 15 minutes
Reduce the oven temperature to 350°F
Bake for 35 to 45 minutes more until the crust is golden and the filling is bubbling
Cool before slicing