Baigan Bartha Ingrediants:

  
2 large eggplants, unpeeled, diced.
2 large ripe tomatoes, diced.
30 ml oil (or clarified butter)
2 large onions, finely chopped.
10 ml salt
5 ml black pepper

Baigan Bartha Preparation:

In a large frypan, saute the onion in the oil until golden brown. Add the spices, and stir for 1 minute. Add the eggplant and tomato, stir well, and cover. Reduce heat, and simmer until vegetables are mushy (about 1/2 hour).

Remove the lid, and continue cooking until most of the liquid evaporates (about 15 minutes).The finished dish should be thick enough. 

Tips:

Add 5 tsp fresh ginger, 21/2tsp turmeric, 21/2 tsp of 5 tsp garam masala for more flavour