Ab Goosht (Persian Chicken Soup)

Full Recipe: Add chicken (no skin) to a dutch oven with a whole onion. Cover with boiling water. Put it on high heat. Scoop off the scum that comes out. Lower the heat. Add 2 tbsp chicken boullions, 1 tbsp cumin seeds, 1 tbsp turmeric, 2 dried limes (cut in half and take the seeds out). Optional: add garbanzo beans or potatoes. Cook for 2 hours on medium low heat. Enjoy!