In a big bowl, mix gramflour, salt, coriander powder, cumin powder,carrom seeds, chilli powder,t turmeric,baking powder and baking soda.Add water and make a smooth batter.The consistency of the batter should neither be too thick nor too thin.

Heat oil in a frying pan.Coat the banana slices with the batter and deep fry till golden brown.

Serve with sauce or chutney or a dip.