Ingredients 

• Brinjal -  4 nos (Finely chopped)
• Toor Dal - 1/2 cup
• Moong Dal  - 1/4 cup
• Onions - 2 (Finely chopped)
• Tomatoes - 1 (Finely chopped)
• Tamarind Water - 1 /1-1/2 cups
• Salt to taste

For Masala Powder 

• Red whole chillies - 5 nos.
• Coriander seeds - 2 tbsp
• Chana dal - 1 tbsp
• Urad dal - 1 tbsp
• Cumin seeds - 2 tsps

• Fry the ingredients of masala in a medium heat and grind coarsely. Keep aside.
• In a pressure pan mix all ingredients except tamarind & salt with 3 cups of water and pressure cook. Let it cool down in the pan. 
• Then keep the pan uncovered and add salt & mash until everything mixes well & stir.
• Bring the pan to heat and add the ground powder & tamarind water. Stir continously. 
• Bring it to boil and simmer. 
• In a seperate pan heat 3 tsps of oil, add mustard seeds, cumin seeds, urad dal, 2 red chillies, curry leaves. Pour this seasoning onto the mixture in the pan.