This recipe calls for egg noodles. If you are on the keto diet, then you can leave out the noodles to make it keto-friendly, but then it's just chicken soup. The total carb count will then be under 5 grams per serving. You can enjoy the soup as is or substitute noodles with low-carb noodles. You can add extra chicken meat and non-starchy vegetables like seaweed, mushrooms, cabbage, bean sprouts, peppers, celery, broccoli, cauliflower, zucchini, or leafy greens like spinach and kale.