Mix all the ingredients adding water little by little. The dough should be hard. Keep it aside for 10 minutes.
Pressure cook dals adding turmeric powder & salt. Heat oil in a pan. Add mustard seeds, once it crackles add cumin seeds, curry leaves and coriander leaves and tomatoes. Saute for 2-3 minutes adding little salt to it. Now add cooked lentils and add water. Cover with a lid & let it boil for 2 minutes. Now using noodle mould ( Chakli mould) Place the dough inside the mould and press the lid. Noodles start coming out. Put it directly on the lentil gravy and allow it to cook for 2 more minutes.
Healthy noodles are ready. Serve hot.