This picture shows a typical Italian summer salad:  fagiolini, patate e sgombro sotto olio – that is, green beans, potatoes and mackerel preserved in olive oil. It is a no-fuss, quick salad and most Italians would use shop-bought canned fish, but I have always found it very dry – and I did try also very expensive brands.  Fortunately, to preserve mackerel (and tuna, for that matter – but tuna is an endangered species and it is best avoided) in olive oil is dead easy and delivers a far better product – flaky, tender and not at all dry. The key is to poach the fish extremely gently and for a relatively short time. Continue reading →