2 cups Urad dal
4 Onions, chopped finely
4 Green chillies
few sprigs coriander leaves, chopped
1 tsp Mustard seeds
A small piece ginger
1 tsp Turmeric powder
1/2 tsp Red chilli powder
1 tsp Cumin seeds
A pinch of baking soda
Oil for deep frying
Water as required
Salt to taste
Soak urad dal in water for 5 hours.
Grind the soaked dal into a fine paste i.e. when you take the batter in your fingers you should not feel the grains (Add water to the batter little by little so that the batter doesn’t go watery). The batter should be thick. It should not flow freely from the spoon when you pour it down.
Mix baking soda, chilli powder,cumin seeds and salt to the batter and mix well.
Cook potatoes until soft.
Peel & mash them. Keep aside.
Grind green chillies,garlic and ginger together to make a fine paste.
Combine this paste,potato,onions,coriander leaves and salt. Mix well .
Take a pan and heat a little oil and fry mustard seeds and curry leaves until the seed crackles.
Add it to the potato mixture.
Make small balls from the potato mixture.
Dip each ball in the dal batter and deep fry in oil till golden brown.
Serve hot with tomato sauce.