Wash mango and cut into small pieces.
Grind coconut , jeera, green chillies, raw rice into a smooth paste.
Take a pan and add mango slices and water and put it on the stove and let it boil.
Add chilly powder, turmeric powder and salt.
When the mango becomes soft add the masala paste and sufficient water.
Boil it for 5 minutes.
Then add the buttermilk to it and when there's bubbles on the surface immediately remove from the fire..
Temper it with mustard, red chillies, curry leaves and add it to the gravy.
