Aromatic Steamed Salmon Trout

One evening, I cooked dinner for my brother and sister-in-law, visiting from Hong Kong. I showed them the silver, gleaming salmon trout that I had bought that morning from Emi at Hampstead Seafoods, my local fishmonger. How long are you going to steam it? Bettina asked. About 12 minutes, I told her. She approved, as 14 minutes would have been much too long. She was concerned lest I overcooked the fish head, which she delicately dismantles and elegantly consumes with chopsti