Wash the bitter gourd, discard the ends .
Cut the bitter gourd in the center and remove the seeds.
Chop the bitter gourd into to 1'' pieces.
Heat oil in a kadai and add the mustard seeds and urad dal.
When the mustard seeds pop add the curry leaves, onion and saute.
When the onion turns translucent, add the chopped bitter gourd and saute for a minute.
Now add the salt , sambar powder, azuki beans and let it cook til the bitter gourd is cooked through.
Sprinkle water as necessary.
Serve with rice or chapati.