To make this Million Dollar Chicken Casserole gluten-free. Simply substitute the buttery round crackers. With a gluten-free version. There are several delicious options available. That will still give you that satisfying crunch. Additionally, ensure that your cream of chicken soup is gluten-free. As some store-bought versions may contain gluten. With these easy swaps. You can enjoy all the comforting flavors of this casserole. Without any gluten. Making it a perfect dish for everyone. Including those with dietary restrictions.