1. Roast raw mango on flame on a gas stove.
2. Peel the skin of raw mango and remove the pulp with a grater or with hands.
3. Take a kadai and add raw mango paste, jaggery pieces and stir occassionally.
4. While the mango is being cooked with jaggery, make a powder of roasted peppercorns, cinnamon and add with powdered cumin to mango paste.
5. Finally add salt as per taste and cook for another 5-10 mins.

Note: When the jaggery is cooked, it gets caramlized and starts turning brown.