Benihana Onion Soup - cooking recipe

Ingredients

STOCK
1 chicken carcass
1 beef bone
1 onion (diced finely)
1/4 stalk celery
2 quarts water (= 2 liters)
1/2 carrot (sliced)
1/4 garlic clove (smashed)
SOUP
1 medium onion (thinly sliced)
1 kg mushroom (thinly sliced)
2 tablespoons sesame oil or 2 tablespoons vegetable oil
1/4 cup chopped shallot

Preparation

Boil all stock ingredients together for 45min.
Strain through cheesecloth or napkin.
use only the broth. (you can simmer stock for 4-5 hrs then strain).
Slowly cook the onion in oil until it is slightly brown and crisp.
Drain and pat with paper towel.
Add onions and mushrooms and shallots to broth in bowls.