Ingredients:
500 g - brinjal
2 cm ball - tamarind
4 to 5 - dry red chillies
1/2 tsp - black pepper corns
2 tsp - coriander seeds
1/2 tsp - mustard seeds
2 tsp - black gram (urad) dal
1/2 tsp - asafoetida powder
2 - green chillies, slit
1 tbsp - jaggery powder or to taste
Salt to taste
3 tbsp - oil