https://i0.wp.com/www.spsg.co.uk/wp-content/uploads/2017/04/mackerel-cooking.jpg?fit=442%2C330&ssl=1330442spsg-adminhttps://www.spsg.co.uk/wp-content/uploads/2016/06/spsg-3.pngspsg-admin2017-03-21 11:22:522017-04-06 09:47:16The many reasons why eating mackerel and herring is so good for your health