In mixing bowl add chopped raw mango pieces, salt and turmeric, then mix it well and keep aside for 2hrs, then remove the salty water and spread it over the kitchen cloth for 2-3hrs.
In mixing bowl add all dry ingredients except oil, mix it well and keep aside.
Now heat the mustard oil into the saucepan till smoking point, switch of the flame and pour over the mixed dry spices ingredients carefully.
Mix the dry ingredients and hot oil with spoon immediately and cover it for 1-2hrs.
Once cool down add mango pieces and mix it well, cover it and keep aside for 2-3 days.
Mix it everyday with spoon, after 2-3 days oil will float up, that means pickle is done perfectly.
Store the pickle in airtight dry glass jar and keep it in dry place/kitchen shelves.