pickled mackerel with potatoes, onions and butter

alcohol appetizer beer brine butter canned citrus cooking cuisine cut delicious dinner drink eating fillet fish food fork forknn fresh gourmet healthy herb herring lemon lunch mackerel marinated meal mediterranean oil omega onion onions organic parsley pepper pickled piece plate portion potato potatoes salt salted scandinavian sea seafood slice sliced smoked snack spanish spice spices spicesn sunflower table tasty white