Place inner pot in Instant Pot. Select 'Sauté' mode and once the pot is hot, add oil.
In hot oil roast cardamoms, cloves, cinnamon, bay leaves, caraway seeds and curry leaves.
Then add onions and saute until soft.
Sauté ginger garlic paste for a minute, until raw ginger smell dissipates.
Add all the powders; coriander powder, chili powder, black pepper, turmeric, salt and mix well.
Then add chicken, mix until spices coat the chicken pieces and are browned.
Add water until chicken pieces are immersed in it, about 2½ - 3 cups of water.
Hit, 'Cancel' and select 'pressure cook' or 'manual' setting and cook for 3 minutes. Let pressure release naturally.
Open the lid, adjust reasoning. Check the consistency of the soup. If it is too thick, add some water, bring it to a boil and cook for a minute or two. If it is too watery, simmer for few minutes on 'Sauté' mode.
Garnish with fresh coriander leaves and serve hot as a soup or as a side dish with rice.