Ingredients 

• 1/2 cup toor dal
• 1 small cup coconut 
• 3-4 green chillies
• 1/2 cup coriander seeds
• 1/2 bunch cilantro
• 3-4 teaspoon cumin seeds
• Pinch of asafoetida
• 1 onion
• 1 1/2 cup water
• 1/2 cup toor dal
• 3-4 tsp tamarind juice
• Salt to taste
• Curry leaves

• Grind all to paste with water except onion. 
• Pressure cook toor dal (1/2 cup). 
• Season  with curry leaves and turmeric, onion and fry till golden brown.
• Add toor dal and boil for five minutes and add tamarind juice. 
• Then add the paste and boil well for ten minutes.