Salmon, Leek, and Red-Potato Gratin with Horseradish-Dill Crumbs
This Scandinavian-influenced potato gratin is a luxurious meld of smoked salmon, red potatoes, and leeks. Fresh horseradish enlivens a toasted dill-crumb topping, but be aware when grating it that tears may flow.
Martha Stewart Living, October 2004