Wash, string the broad beans and chop them into small piece
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 oil, splutter mustard seeds, 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 mixy
Mix well
Remove from heat
Serve as an accompaniment with plain rice and Sambar or Rasam