Toor dal : 1/2 cup
Tamarind water : 1 cup
Tomatoes : 2
Chana dal ; 1 tsp
Coriander leaves : 1 1/2 tbsp
Red chillies : 2
Pepper : 1 tsp
Grated coconut : 1 tbsp
Pressure cook toor dal with 1/2 tsp turmeric powder for upto 5 whistles.
Fry the ingredients given in " to roast" with 1/2 tsp oil and grind it to a smooth paste.
Take a bowl,add tamatind water,chopped tomatoes, asafoetida,salt,turmeric powder and boil for 5 minutes.
Add cooked dal and ground paste ,2 cups of water to this.
When it froths up, switch off the flame and add curry leaves and coriander leaves.
Temper mustard seeds and curry leaves in little ghee and add it to the rasam.