Clean brain in hot water,remove the nerves,heat oil and chopped onion,cook till golden add ginger garlic paste cook till raw smell of ginger garlic goes.add tomato and green chillies.

Peel and chop potato add all the dry masala cook and bheja mix well saute for some time,add water as required cook till bheja and potato is cooked, garnish with Kotmir,serve hot with paratha.