Potato and Kohlrabi Gratin

1. 1

   Preheat the oven to 300.

2. 2

   Butter a 9-by-13-inch glass baking dish.

3. 3

   In a small skillet, cook the bacon over moderate heat, stirring, until barely crisp, about 4 minutes.

4. 4

   Drain on paper towels, then transfer to a large bowl.

5. 5

   Stir in the heavy cream, creme fraiche, garlic and thyme.

6. 6

   Season the cream generously with salt and pepper.

7. 7

   Using a mandoline, thinly slice the potatoes and kohlrabi, then add to the cream and toss to mix.

8. 8

   Spread the potatoes, kohlrabi and cream in an even layer in the prepared baking dish and bake for 15 minutes.

9. 9

   Increase the oven temperature to 325 and bake for about 1 hour and 15 minutes longer, or until the potatoes are tender and the top is browned.

10. 10

    Let the gratin stand for 10 minutes before serving.

* Per serving · 4 servings · Values may vary.