Mix the mustard, horseradish and double cream ... Tip 2: If you like the heat of horseradish, use hot horseradish sauce instead of creamed, or double the amount of creamed horseradish sauce.

You can find hot-smoked trout in small fillets, or chunks from a larger fillet – either will work perfectly for this dish. If fresh horseradish root is hard to come by, a spoonful of good ...