Switch on the IP and press Sauté mode and place the inner pot
Once it displays 'Hot', heat oil and ghee together in the inner pot of the IP
Add, whole spices and fry for 30 seconds
Then, add sliced onions and sauté until it just starts picking up golden colour
Add, cauliflower, peas, carrot, potato, ginger garlic paste and green chilies and sauté for 30 seconds
Then, add whisked yogurt, spice powders, little salt and mix. Add 1 cup from the sides of the inner pot.
Top vegetable layer with chopped mint and coriander leaves, fried or caramelised onions.
Layer the soaked and strained rice evenly, sprinkle saffron water, salt and lemon juice on the top.
Pour 2 more cups of water from the side of the pot such that rice is just immersed under water. Do not stir at this point.
Immediately cover the IP lid with the vent in sealing position and cancel the 'Sauté' mode. Switch on the 'Manual/Pressure Cooker Mode'
Pressure cook the veg biryani of low pressure for 6 minutes.
Once the IP beeps, manually release the pressure carefully and open the pot, allow it to rest for few minutes.
Top the biryani with some more caramelised or fried onions and fluff up the rice using fork.
Serve Veg biryani with raita of your choice.