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Celeriac Gratin

Celeriac is also known as celery root. Look for medium-size bulbs that are firm and heavy for their size.

  • servings: 6

Ingredients

  • Unsalted butter, for the dish
  • 4 shallots, thinly sliced
  • 3 medium bulbs celeriac
  • 2 sprigs fresh thyme
  • 1 cup heavy cream
  • 1 tablespoon Dijon mustard
  • Freshly grated nutmeg
  • Salt and freshly ground black pepper
  • 3/4 cup freshly grated Gruyere cheese
  • 1/4 cup freshly grated Parmesan cheese

Directions

  1. Step 1

    Heat oven to 400 degrees. Butter a 1 1/2-quart gratin dish. Scatter shallots over bottom of dish. Trim celeriac by cutting off bottom and top, then cutting off thick outer layer with a sharp knife. Cut into 1/4-inch slices, and then julienne. Arrange evenly in gratin dish. Sprinkle thyme leaves over celeriac.

  2. Step 2

    In a small bowl, whisk together cream, mustard, nutmeg, and salt and pepper. Pour over celeriac, and sprinkle with cheeses. Cover with foil, and bake for 20 minutes.

  3. Step 3

    Remove foil, and continue baking until top is brown and bubbly and cream is thickened and reduced, about 20 more minutes. Let cool for 10 minutes, and serve.

Source
Martha Stewart Living, February/March 1992