â¢Make paste of coriander seeds and red chillies. â¢Mix the lamb, coriander paste, onion paste, curd, red chillies, turmeric and salt. Leave it aside for 15 minutes. â¢Heat oil in a pan. Add chopped onions and fry till they turn light brown. â¢Add lamb mixture and cook it until oil gets separated from the mixture. â¢Add little water in pan and when it starts boiling, add garlic paste. Simmer the dish until lamb is cooked. â¢Add more water if needed. Sprinkle garam masala and chopped coriander leaves. â¢Rajasthan Laal Maas is ready.