1. Put whole tomatoes in boiling water.
2. Simmer for 3 minutes, keep aside for 5 minutes.
3. Heat 1/4 tsp. oil in a small pan, add pepper corns and 1 tsp. cumin seeds.
4. Roast till aromatic, grind in a mortar or under a stone till powdered. Keep aside.
5. Remove tomatoes from water, peel away the broken skin.
6. Grate or mash till fine.
7. To the thick pulp, add roasted whole chillies, all leaves, toor dal all masalas, salt and tamarind.
8. Mash well either with hand or with a hand blender.
9. The ingredients should have blended well into the pulp.
10. Take in a deep pan, add stock or water.
11. Heat ghee in a small pan, add mustard and remaining cumin seeds, asafoetida and allow to splutter.
12. Add carefully the rasam.
13. Bring to a boil, check spices and salt and adjust.
14. Simmer for 2-3 minutes.
15. Keep aside covered for 10 minutes before serving.
16. Serve hot as a soup or with steaming hot plain rice and papads.

Making time: 30 minutes
Makes: 5 servings.
Shelf life: Best fresh and hot