Ingredients
1. Raw mangoes (500 gms)
2. mustard seeds (3tbsp)
3. fenugreek seeds (3tbsp)
4. turmeric powder (2tsp)
5. fennel seeds (4tbsp)
6. salt (to taste)
7. red chilly powder (2tbsp)
8. mustard oil (350 gms)

Method of preparation:-
1. Take raw mangoes, wash them and dry them and them cut them into half, take out its seed then cut it into ½ inch pieces. Apply salt and turmeric powder on the mango pieces and then keep them for about half an hour to drain out the excess moisture.

2. Grind the mustard seeds, fennel seeds and fenugreek in a grinder to a coarse powder. Heat the mustard oil in a pan until its smoking point, take off the pan from heat and keep the hot oil to cool.

3. Take a bowl, mix fennel seeds, fenugreek seeds and mustard powder with the red chili powder. Add half of the mustard oil to this mixture. Now rub this mixture to the mango pieces. Mix them thoroughly.

4. Take an earthenware jar; put these mango pieces in the jar. Pour the remaining mustard oil in the jar and then cover the jar with a clean muslin cloth. Now keep the jar in the sun for about 5 to 6 days. Shake the jar once a day for the first two weeks so that the mango pieces come in contact with the oil.