To a bowl add 1 cup basmati rice add water to it till immersing level. Soak it for 30 mins, set aside undisturbed. After 30 mins rinse well, drain water and set aside.
To a pressure cooker - heat 1 and 1/2 tablespoon oil, 1 and 1/2 tablespoon ghee - add one 2 small bayleaf, 1 inch cinnamon, 2 nos cloves, 1 no cardamom, 1 star anise, 1 green chilli slitted.
Let it splutter, give a quick mix. Then add 1 teaspoon cumin seeds let it crackle.
Add 1 big sized onion sliced along with 1 heaped teaspoon of ginger garlic paste and required salt.
Saute until golden and transparent.
Then add 1 medium sized tomato roughly chopped.
Saute until it is mushy and raw smell of tomatoes leave completely.
Add 1/4 mint leaves(tightly packed).
Add 1/2 cup carrot(cut int small cubes), 1/2 cup beans(cut into 1 inch long), 3/4 cup fresh green peas, 1/4 cup potato(cut into small cubes), 1/2 cup cauliflower (medium sized florets).
Saute for 2 mins until veggies slightly shrink.
Now add 1/4 cup thick curd along with 1/4 teaspoon turmeric powder, 1 teaspoon kashmiri red chilli powder, 1 teaspoon coriander powder, 1 teaspoon garam masala powder, 1 teaspoon biryani masala powder(optional).
All the spice powders are added, if you do not have biryani masala powder just skip it, you don't need to replace with any other spice powder.
Saute for 2 mins.
Rinse soaked basmati rice well atleast 2-3 times then drain water completely.
Add drained basmati rice.
Give a quick mix gently without breaking the rice.
Add 1 and 3/4 cups of water. Rice : Water ratio is 1 cup rice : 1 and 3/4 cups water.
Give a quick mix, check for salt, scrape the sides.
Keep in medium flame and let it start to boil.
Close with pressure cooker lid with whistle put on. Pressure cook for 2 whistles in medium flame. Let pressure release by itself.
Once pressure is completely released then open.
Add 1 tablespoon coriander, leaves, 1 teaspoon lemon juice and 1 tablespoon ghee.
Use a sharp edged laddle and fluff from the side gently. Mix it gently do not overmix and break the rice. It will look sticky now as it is hot but after few mins of cooling the rice becomes grain seperated.
This is after few mins of cooling it becomes perfectly grain seperated yet not too dry.
Serve with onion raita.