Cut the fish cake and onion into bite-sized pieces.
Beat the eggs in a bowl.
Heat oil in a pan and stir-fry the fish cake and onion.
Once the fish cake and onion are cooked, pour in the beaten eggs.
Stir gently over low heat until the eggs are cooked.
Season with soy sauce, salt, and pepper.
Transfer to a plate and garnish with chopped scallions.