Soak basmati rice for atleast 20mins or overnight.
Puree coriander, mint and green chillies and keep it aside.
Turn on instapot saute mode.
Add half the amount of ghee/oil mentioned above.
Add chopped onions and saute them till they turn slightly golden brown.
Add ginger garlic paste and pureed coriander, mint and chilli mix.
Add salt, flavz biryani masala and cook till raw smell is gone.
Add boiled eggs and saute for another few mins.
Check the taste and adjust the spice and salt levels.
Add cashews, soaked rice
Add water ( I added 5.5cups of water for 3.5cups rice, because we soaked rice overnight and there was water from the puree as well). Adjust it accordingly.
Add ghee , lemon juice and give it a stir.
Close the lid . Check if it the valve is in sealing position.
Press Rice button. (Approx 12mins)
Note: After Instapot turns off and you believe rice is not done, add little water and put it on manual mode (pressure cook) for another 5mins.