Make a paste of banana.
Combine it together with maida, besan, baking soda, sugar and salt, using the buttermilk and water.
:- The consistency of the batter should be in between thin and too thick.(dropping consistency)
Set aside the batter for about 3 hrs.
Add green chillies, ginger and cumin seeds and mix well.
Bring the cooking oil to smoking point.
Drop 1 tsp of the batter into the hot oil and deep fry till crispy and golden brown.
Repeat for the rest of the batter.
:- Eat when hot with hot chutney.