You will need following ingredients:
4 pc raw mangoes
2 tbsp. jaggery
2 tbsp. salt OR as per taste
2 tbsp. turmeric powder
12-15 cloves of garlic
2 tbsp. red chili powder
4 tbsp. fennel seeds powder
2 tbsp. mustard powder
20 tbsp. mustard oil or as required
4 tbsp. vinegar
1 tbsp. asafoetida

Follow the steps to make tasty mango pickle:
1. Wash and clean the mangoes thoroughly.
2. Grate the mangoes or you can cut it into the small pieces.
3. Mix all the ingredients from the above list with the mango pieces.
4. Once mixed thoroughly keep it cover for an hour.
5. Transfer the mango mixture into the glass container. Enjoy the tasty mango pickle along with breakfast/lunch/dinner.