Wash, wipe and peel mangoes.Grate with big hole grater.

In a big steel vessel add grated mangoes and sugar.Mix well till sugar dissolves.Add black salt.

Now tie a thin cotton cloth to vessel and keep in sun light near about 8 days till chunda gets one thread consistency.

After that add chilli powder,clove powder, cinnamon powder and cumin powder and mix well.Store in dry tight glass container.Serve with theplas,khakra, paratha and dhokla.