Baingan Aloo ka Chokha | बैंगन आलू का चोखा | Bihari Recipe II

Ingredients:
brinjal (baingan)
5-7 garlic cloves
2 medium tomatoes
1 medium onion, finely chopped
2 green chilli, chopped
3 tbsps chopped fresh coriander leaves
Salt to taste
2 tbsps mustard oil