Add corned beef, onions and thyme. Ideally, all you need is potato, flour, corned beef, a . ( or similar ) over a medium heat for many years and locals all over islands. Add flour, eggs, milk, salt, herbs and spices and mix well with a wooden spoon until combined. The ingredients needed to make battered corned beef . Place a frying pan over a medium heat and add the oil. If you don't have self-raising flour simply use a mixture of plain / all purpose flour and baking powder. Allowed HTML tags: