1. Tamarind – small lemon-sized ball (soaked in warm water)
2. Tomatoes – 1 medium (chopped or crushed)
3. Toor dal (optional) – 2 tbsp (cooked and mashed, optional for thicker rasam)
4. Garlic – 4 to 5 cloves (crushed)
5. Green chilies – 2 (slit)
6. Black pepper – 1 tsp (crushed)
7. Cumin seeds – 1 tsp (crushed)
8. Turmeric powder – 1/4 tsp
9. Red chili powder – 1/2 tsp (optional)
10.Asafoetida (hing) – a pinch
11. Curry leaves – 1 sprig
12. Coriander leaves – 2 tbsp (chopped)
13. Salt – to taste
14. Water – 3 to 4 cups
For tempering:
Mustard seeds – 1/2 tsp
Dry red chilies – 1 or 2
Fenugreek seeds (uluva) – 1/4 tsp (optional)
Oil/Ghee – 1 tbsp