Converting this Slow Cooker Chicken Parmesan Soup into a gluten-free version is incredibly easy. Just make sure to use gluten-free chicken broth and spaghetti sauce and replace the campanelle pasta with a gluten-free alternative that you prefer. Don't forget to check the labels, on canned tomatoes and sauces to avoid any gluten. With these adjustments you can savor the richness of this dish while ensuring it is safe and enjoyable for those, with gluten sensitivities.