Wash the fish fillet, cut into small pieces and punch with a blender. It is a blender, meat grinder makes minced meat on the consistency of the other, and the liquid will be too much. Grate the onion on a coarse grater. Add spices.
Then add the mayonnaise, it adds creaminess and tenderness to the meatballs, and unlike the sour cream will not be sour taste. Mince and knead thoroughly.
It turns out it is so sticky, but uniform. Heat the pan well with vegetable oil. Hands to moisten with water and form meatballs. Fry on both sides.