Take a bowl.Add bengal gram flour and add flax seed powder, sprinkle some salt , coriander and cumin seeds powder,finely chopped green chilly.
Pour water till a dosa consistency batter is obtained. Mix well.
Heat a non-stick pan.Grease it with ghee . Arrange the sluces of tomato and onions in circles.
Now pour the batter carefully over the slices so that all slices are covered uniforlmy with it.
Cook for 3 to 5 minutes on a medium flame then slowly turn the omelette and fry the other end of it for 2 to 3 minutes.
Serve hot .