Spread out on a tray and roll the trout fillet pieces in the nuts to coat. Heat the oil and butter in a small frying pan and fry the trout for about four minutes on each side, or until golden ...

The trout will form a lovely crust as the butter browns into a tasty, nutty base for a lemony sauce. The method works for most fillets that are a half-inch thick — Arctic char, cod, rockfish ...