To make a gluten-free version of Cinnabon Cinnamon Roll Cake simply swap out regular all-purpose flour, with a gluten-free flour blend. Just make sure the blend you choose contains xanthan gum or a binding agent to recreate the texture typically found in flour. It's also important to use certified gluten-free ingredients like baking powder and vanilla extract. Other, than these adjustments you can follow the rest of the recipe as written allowing everyone to savor the flavors of this cake while accommodating their preferences. Bonne cuisson!