Step 1: Add fish fillets, egg, fish sauce, corn flour, red curry paste, red chillies and coriander leaves in blender. Blend it until combined and turns in to the thick paste. Transfer the paste in to a bowl.
Step 2: Now add spring onion and green beans in to the paste .Mix well. Form the paste in to round patties using wet palms. Keep them aside.
Step 3: Heat oil in a large pan and deep fry patties from both sides until golden- browned. Turn off heat Drain patties on an absorbent paper.