Boil the toor dhal with enough water in the cooker for only two whistles. It should be just boiled and not too soft. Cut the onion, tomoto and chilies into small pieces. Take oil in a frying pan and heat it. Now add cumin seeds, chopped garlic, ginger, onion and green chilies. Fry the mixture on medium flame for 3 to 4 mintues. Stir the mixture periodically. Put chopped tomatoes, turmeric pdr, chilli pdr, coriander pdr, garam masala pdr and salt and fry again on a medium flame for about 5 minutes. Pour cooked dal into this and mix thoroughly. Cook for until dal is cooked. Serve it garnished with chopped coriander leaves and lemon juice.