Blend yogurt, tomatoes, cummin powder, garam masala, turmeric powder, chicken stock cube and green chilli...
Braise onions in 1/2 cup ghee and oil, add cinnamon sticks, cloves, cardamon and black pepper, till onion is golden brown colour...
Add blended tomato mixture, rice, lemon rind, lemon juice and saffron, salt, and water...
Boil rice and let it cook, then keep for simmering...