Pressure cook the chickpeas with tea bags , gooseberry tied in muslin cloth and salt for 4-5 whistles or until completely done .
Remove the tea bags and gooseberries.
Purée three tomatoes and chop one tomato .
Heat oil and add cumin seeds.
As soon as they splutter add the slit green chilly.
Next add the puréed tomatoes, sauté till oil separates.
Add coriander powder , roasted cumin powder , red chilly and pomegranate powder.
Add salt according to the tomatoes and spices.
Add the drained channa and simmer for 5-10 minutes.
Remove from heat.
Temper with chopped tomatoes and red chilly powder.
Garnish with coriander.