Step 1: Heat oil in pot and fry onions,garlic and ginger.
Fry for 1 minute and add in the spices except pepper. Fry for 2 minutes and add in 1 jug of water.
Step 2: Stir the soup and add in the potatoes. Boil until the potatoes are soft.
Step 3: When the potato is soft,add another jug of water (the amount is according to the amount of soup you want). Add the corn flour mixture.This is to thicken the soup.
Step 4: Add the tomatoes,green chillies and carrot. Stir.
Add in the pepper,salt,chicken and the leaves (coriander,Chinese celery,spring onion).
Step 5: Add in the fried onion. This is to thicken the soup and to balance the taste of the soup.
Step 6: Boil until the chicken is cooked.
Step 7: Remove from the stove.Ready to serve. Garnish with spring onion and Chinese celery.