Wash, string the broad beans and chop them into small pieces.
Wash the dal well and pressure cook it with just enough water for about 2 whistles. The dal should not get mushy.
Grind together cumin, green chilly and coconut without adding any water.
Heat a kadai with cooking oil, splutter mustard seeds, urad dal, curry leaves.
Now, add the chopped beans, turmeric powder and salt to taste. Mix well.
Sprinkle some water, cover and cook till the vegetable is done. Keep stirring once in a while.
Now, add the cooked dal and the coconut mix. Mix well. Remove from heat.
Serve as an accompaniment with plain rice and Sambar or Rasam.