Spiced Eggplant with Yoghurt Recipe (Baigan Pachchadi)

Spiced Eggplant with Yoghurt Recipe (Baigan Pachchadi)
Ingredients :
3 tablespoons 1 teaspoon 1 2 1 1 1 teaspoon 1 teaspoon 1/2 teaspoon 1/4 cup 1 cup 2 tablespoons	Oil Black mustard seeds Medium onion, finely chopped Fresh green chilies, seeded and sliced Medium eggplant, peeled and diced Small ripe tomato, diced Salt Garam masala Chili powder, optional Water Yoghurt Chopped fresh coriander leaves
Method : In a saucepan, heat oil and fry mustard seeds until they pop. Add onion and chilies and fry until onion is soft. Add eggplant and fry for a few minutes, stirring. Then add tomato, salt, garam masala and chili powder. Stir well, add water, cover and cook until eggplant and tomato can be mashed to a puree. Cool, stir in yoghurt and half the coriander leaves. Serve garnished with remaining leaves.