Zucchini Soup

3 zucchini sliced thinly
1 onion
6 chicken bones (from my lemon grass chicken dish) 
fish sauce, sugar to taste
1 teaspoon of chicken powder (optional)

I cooked the soup with the chicken bones, onion, chicken powder.
when ready to eat I pop in the zucchini and fish sauce, sugar to taste
garnish with spring onion, I ran out today..:)