You firstly need to make the stuffing. Do this by mixing together the breadcrumbs, beaten egg, parsley, lemon juice and rind, and the salt and pepper. Once mixed thoroughly you can use it to stuff the fish.
Put it onto an ovenproof cooking dish. Then add the cider, crumbled bayleaves and seasoning.
Cover with foil and place in a preheated over at 350F for roughly 35 minutes.