Make potato curry like you make for Poori masala, but dry. (Cook potatoes and mash them. Then season with cumin seeds, ginger pieces, green chillies, curry leaves and add the potatoes and put turmeric powder and salt and fry until it becomes dry – for poori masala you need to add onions and make it watery by adding water. Make a dough with besan flour and salt. Make rounds with potato curry and dip them in besan and fry.