In the bowl of grated mangoes add Sugar, roasted cumin, Kashmiri red chilli powder, salt, black salt, turmeric and pepper.
Well mix all the ingredients and then keep it covered to rest for about half an hour to an hour.
After an hour or so give it a mix and then pour this bowl of ingredients in a Kadai.
Stirring occasionally Cook over medium to high heat till you get one thread consistency.
As you get a one thread consistency which indicates raw Mango Chunda is ready. After it cools down it will get much thicker than what it is now at the time of switching of the stove.