Prepare besan batter by mixing besan, turmeric powder,salt and water. The batter shouldn't be too thin and neither too thick. Consistency is important.

Wash baata maach very well, then dip them in the batter. Boil oil in pan and fry fishes. Fry them till it becomes golden brown. The fish fry should be crispy.

Have it as snack or serve it hot with rice and dal combo.