Firstly, press SAUTE on Instant Pot. Next, add oil and once it’s hot, add whole spices and saute for 30 secs or till aromatic.
Then add sliced onions, ginger-garlic paste. Saute for 2-3 minutes until they turn soft and golden brown – stir regularly
Add tomatoes, dry spices like turmeric powder, coriander powder, jeera powder, biryani powder, and cook for 2 minutes or till tomatoes turn soft.
Next, add spinach puree, let it boil for 1-2 minutes. Ensure to Deglaze the bottom of the pot to remove any stuck bits to avoid BURN alert.
Add rinsed basmati rice, water, salt, and give a stir. Adjust water appropriately.
Close the lid on the pot. Set the pot to MANUAL/PRESSURE COOK button (High Pressure) and timer to 5 minutes.
After the pot beeps, Wait for Natural Pressure Release (NPR).
Lastly, remove the lid away from you, add lime juice, garnish with fried onion and cashews and mix well.
Palak or Spinach Biryani is ready. Serve with raita or plain yogurt