Peel off the outerlayer of drumstick (chhuin) and cut it into small pieces.
Cut patato in to small pieces(aalu ).
Wash the pieces of potato ( aalu ) and drumstick ( chhuin ) properly.
Make a fine paste of mustard seed ( sorisa ),dry chili ( sukhila lanka ) and garlic cloves (rasuna).
Heat oil in a pan and put the pieces of potato (aalu) and drumstick ( chhuin ),add the paste, turmeric powder (haladi gunda),salt to taste ( luna ) and half cup of water.
Cover it with a lid and allow to cook for 10-15 mins on a lower flame.
Put off the flame after it is done and keep it aside.
Heat mustard oil ( sorisa tela ) and add pancha phutana and allow spluttering.
Then add the boiled drumstick ( chhuin ) and potato ( aalu) and stir it properly and fry it till it becomes golden brown.
Serve it hot.