Heat ghee or oil in a pan. Fry half the sliced onion until dark golden and crispy (birista). Remove and set aside.
Fry cashews until golden and set aside.
2. Cook Rice:
Bring 4 cups water to a boil with cardamom, cinnamon, cloves, and salt.
Add soaked Basmati rice and cook until 70–80% done (grains should be firm but elongated). Drain immediately.
3. Make Vegetable Masala:
In the same pot with remaining ghee/oil, sauté the rest of the sliced onion until golden.
Add ginger-garlic paste and green chilies; sauté for 2 minutes.
Add chopped vegetables and cook 5–7 minutes.
4. Add Spices & Yogurt:
Lower heat and add red chili powder, turmeric, Biryani masala, mint, and coriander. Sauté 1 minute.
Remove from heat and stir in yogurt until well combined.
5. Layer & Dum Cook:
