If you're a fan of the flavors, in our Chicken Fajita Noodle Casserole but require a gluten-free alternative don't worry! Making this comforting dish gluten-free is simple with a few substitutions. Start by swapping out the egg noodles for your gluten-free pasta; there are plenty of great options available, like rice or quinoa pasta that will work wonderfully in this recipe. Additionally make sure to use fajita seasoning and cream of chicken soup that are specifically labeled as gluten-free as some brands may have hidden traces of gluten.