Butterflied Mackerel with Paprika and Garlic

Mackerel are still plentiful in Britain and may one day be the only fish it is legal to catch. It is essential to source really fresh fish, and although this can be said about any fish, it is especially important with mackerel as the quality changes more noticeably than most. We ate this dish in a small restaurant in a back street in Barcelona and we will never forget how something so simple can be so exquisite. The raw garlic cut through the oiliness of the mackerel while the paprika gave