Separate the white bread pulp and pour milk over it.
While the bread is soaking in milk, cut the fish fillet and onion into cubes. Put everything in a blender.
Add egg, herbs, salt and pepper to the resulting mince. Mix everything well.
Form meatballs with a diameter of 2 cm.
Heat a frying pan with vegetable oil and fry the meatballs for 5-7 minutes on each side until golden brown.