To give this comforting Bubble Up Chicken Pot Pie Casserole a gluten-free twist you'll need to make a few ingredient substitutions. Make sure to choose a cream of chicken soup that is gluten-free, opt for biscuit dough that is also free from gluten and double check that all the seasonings you use are certified gluten free. By making these adjustments you can enjoy the creamy and savory dish while still meeting your dietary needs. Take pleasure in every mouthful of this casserole knowing it has been thoughtfully prepared with your dietary preferences, in mind.