Press saute button on Instant Pot and add coconut oil.
Once oil melts, add onion and saute for 2 minutes, then add ginger and garlic and cook for about a minute.
Add broth, chicken, spices, coconut milk, and tomato paste on the top (don't stir).
Close lid and seal vent.
Press manual or pressure cook and set for 5 minute pressure cycle. After 5 minute cycle, allow pressure to naturally release for 10 minutes. Release pressure, open lid, and stir.
While chicken is cooking, prepare cauliflower rice according to directions. Serve with cauliflower rice.