As a vegetable it is often eaten with fish but can be eaten on its own too. Try it with melted butter or - vinegar and black pepper. It doesn't need much cooking - just a few minutes in boiling water, but there are three things to remember when preparing samphire ... rinse it, rinse it, rinse it ! This gets rid of any sandy grit but crucially helps reduce its saltiness. Well, if you spent your life washed by the tide you'd be a bit salty too !