At first peel and cut the Potatoes and arum

Now steam it with salt and lemon juice

Strain the water and keep aside

Heat oil add Cumin seeds,bay leaf and red chilli

Add the Potatoes and arum

Saute for a while add salt and turmeric powder

Add ginger and coriander- Cumin powder and saute

Add red chilli powder and tomato pureed saute

Add water and simmer for about 10 minutes

Add sugar and mix

Serve it with rice