Pre-heat the air fryer at 400°F for 5 minutes.
Take the fish fillets and cut them into finger sized strips.
In a mixing bowl, add all the ingredients for the first marination along with the cut fish and mix well. Let the marinated fish rest for 15 minutes.
Next, add the ingredients of the second marination and mix well. Make sure the fish is properly coated with gram flour.
Spray the air fryer basket with oil. (Optional)
Transfer the marinated fish to the air fryer basket and cook them at 350°F for 10-12 minutes or until done.
You can flip them once in between and brush some oil so that they are cooked well.
For the green chutney, blend everything together in a blender. Adjust salt and lemon juice if required.
For the onion salad, mix everything together.
Serve Amritsari fish hot with green chutney and onion salad.