To make this recipe gluten-free. Simply substitute the all-purpose flour. With a gluten-free flour blend. That contains xanthan gum for structure. Ensure that the baking powder you use. Is also gluten-free. You can also use a gluten-free apple pie filling. Or make your own. With fresh apples, cornstarch, and sugar. The lard will ensure your crust remains flaky. While the rich apple filling. And sweet glaze. Keep all the comforting flavors intact!