soak Chana overnight and pressure cook with salt
saute brinjal well and keep aside
temper mustard seeds
saute onion, garlic, curry leaves, green chilli, fennel seeds and fenugreek seeds
add tomato, salt, water and curry powder; saute till raw smell goes off and tomatoes turn mushy
add tamarind water and boil
add cooked chickpea and cook well
add roasted brinjal, coconut milk, garam masala and chilli powder; cover and cook