Dahi Balle( Curd Vada, Dahi Vada, Thayir Vadai, Dahi Bhalla)

Ingredients
Urad Dal - 2 cups
Green Chilli - 3 or 4 nos
Roasted Jerra Powder - 1/2 tsp
salt - to taste
Sugar - 1/2 tsp(optional)
Oil for frying the Vada
Yogurt(curd) - 2 Cups
Chilli Powder - 1/2 tsp
Water - for soaking vadas

Method
1.Soak Urad dal in water for an hour.
2.Grid The urad with the green chillies and salt, without adding water.
3.In a kadai add oil let it heat upto 350 degrees.(Drop a small piece of batter to see if the oil is warm enough).
3. Make patties of urad dal and add it to oil and fry it.
4.When the vadas turn golden brown scoop it out from the oil and drop it in a bowl of salt water ,let it soak for few minutes,meanwhile make one more batch of vada.
5.Let the vada soak in water until the second batch is done and repeat the same for the second batch.
6.Beat the yogurt in a bowl with little salt and sugar(optional), jeera powder .
7.Squeeze the vada(s)from the water and put it in the yogurt mixture,let it soak for a while sprinkle it with little chilli powder.

Tip
     - Need to drop the vada in water as soon you take it out from oil.