1.Urad dal 1 cup
2.Green chillies 2 chopped
3.Pepper 1 tsp crushed
4.Oil as required
5.salt to taste
1.Soak dal in water for two hours.
2.Grind it to smooth paste along with chopped green chillies
3.Add crushed pepper and salt.
4.Then make vadai shape and deep fry in oil.