First wash and soak dal for.one hour then cook dal with chopped tomatoes in pressure cooker.now heat oil in pan then add cumin seeds green chilli, mustard seeds,hing,curry leaves allowed to crackle. Naveda turmeric powder red chilli powder salt to taste and add cooked dal. State the dal when then add coriander leaves and lemon juice and transfer the Rajasthani dal to a serving bowl.