Wash and string the sem phali and open the pod and check inside.
Chop brinjals into medium size cubes.
Heat oil in a heavy bottom pan and then add the mustard seeds,carom seeds and asafoetida.
When mustard seeds starts to crackle then add the green chilies, turmeric, chopped beans , and a pinch of soda bi carb.
Stir to mix and then cover the pan with a lid and cook for a minute on low heat.
Now add the chopped brinjal, ginger, chili powder and salt ,mix and cover the pan with a lid and cook till almost done. Keep stirring in between.
When its almost done then add the tomato ,sugar, coriander powder,mix and cover and cook on low flame till its done.
Add mango powder and chopped coriander, mix gently and cook for a minute.
Serve hot with roti ,paratha or rice.