Cut the fish in squares and dry it with a paper towel.

Mix well the flour, baking powder, crushed garlic cloves, egg, bread crumbs, lemon zest, salt and pepper and add the fish to it.

Heat well the oil in a large pan and fry, lowering the fire, for 4-5 minutes on each side, until golden brown and crispy.

Place them on a kitchen towel to drain the excess of oil.

Serve them with mayo and assorted vegetables aside.