Moru Sambar (Curd Sambar)

This recipe is from Chandra Padmanabhan's book Southern Spice and made by my dear hubby. Being Sunday, I was chatting away with my friends and then my folks in India and my hubby decided to take cooking into his hands and made this yummy Sambar.

Ingredients:
1/4 cup Toor dal
1/2 tsp Turmeric powder
1 tsp Salt
1 potato cut into 1/2" cubes
4-5 pieces drumstick
2 eggplants cut into 1/2" cubes
2 tomatoes quartered
1 cup curd whisked

Spice paste:
3 tsp Sesame oil
1/2 tsp fenugreek seed
3 tsp coriander seeds
1/2 tsp Asafoetida powder/ hing
3-4 dry red chillies
2 tsp bengal gram / chana daal
2 green chillies chopped
3/4 cup grated coconut

Tempering:
2 tsp sesame oil
1 tsp mustard seeds
1/2 tsp cumin seeds
1 dry red chilli, halved
1 sprig curry leaves

Garlish:
2 tbsp finely chopped coriander leaves

Spice paste:
Heat oil in a deep frying pan over moderate heat.
Add all the ingredients for spice paste except coconut.
Fry till the daal turns golden.

Remove from heat, mix in coconut and grind to a smooth paste with 4 tbsp water.

Sambar:
Wash daal and drain.
Pressure cook with 1/2 cup water for 3 whistles.

Combine turmeric,salt and 2 cups water in the pan and bring to boil over high heat.
Add vegetables, lower heat and cover pan.
Simmer for 10-12 minutes till the vegetables are tender.

Stir in the spice paste and cooked daal.
Simmer uncovered for 5 mins, stirring occasionally, till well blended.

Mix in curd and heat through for 1 min.

Heat oil for tempering in a small pan over moderate heat.
Add the remaining ingredients for tempering.
When the mustard seeds start spluttering, stir contents of the pan into the sambar.

Garnish with coriander leaves and serve hot with plain rice.