To make this Flaky Apple Pie Bars Recipe gluten-free. Simply swap the all-purpose flour. With a good-quality gluten-free flour blend. That includes xanthan gum. Which helps mimic the elasticity. And the texture of gluten. Ensure that your other ingredients. Like the sugars and cinnamon. Are free from cross-contamination. With these simple substitutions. You can enjoy all the comforting flavors. And textures of these apple pie bars. Without the gluten. Making them a delicious option for everyone. Including those with dietary restrictions.