Preheat oven to 350ºF. Place yams in large bowl. Add
oil, kosher salt, and pepper. Toss to coat. Transfer
yams to rimmed baking sheet; drizzle with any
remainingh oil mixture. Bake until tender, about 45
Using sharp knife, slit yams lengthwise down center.
Press ends together, forcing potato open. Sprinkle
each with fleur de sel. Spoon in dollop of creme
fraiche, sprinkle with chives and pepper, and serve.
*A delecately flavored sea salt; available at some
supermarkets and specialty food stores.