Soak channa over night or in warm water for 3 - 4 hours
Wash and Soak channa dal and toor Dal separately with enough water
Pressure cook three dals separately with enough water for 3 whistles and let the pressure releases naturally
Soak tamarind in warm water for 10-15 minutes and extract the juice
In a pan dry roast red chilli, coriander seeds , fenugreek seeds, urad dal and channa dal till the dal becomes golden brown. Transfer them into a plate
In the same pan dry roast coconut in medium flame till the color slightly changes for around 3-4 minutes. Let it cool
Grind everything together into paste with little water
In a separate pan on medium heat, add oil and when the oil is hot add the items under “to temper” and let it crackle
Add the brinjals and turmeric powder; sauté for 3-4 minutes
After brinjal is sautéd add 1/2 cup of water and cover the pan. Cook for 5 minutes
Pour tamarind extract and mix well. Add salt and Sambar powder; mix well and cook for 10 minutes
Add ground spice paste and mix well
Pour 1 cup of water to the mixie jar and add it to the Kuzhambu, let it cook for 5 minutes
Add all the cooked dal one by one and mix well
Check the seasoning and add salt of required
Sprinkle chopped curry leaves, coriander leaves and jaggery; mix well
Cook for 10 minutes till the Kuzhambu boils well and everything comes to together