Two-Potato Gratin

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Total Time
1hr 30mins
15 mins
1 hr 15 mins

All You December 2011 Magazine

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  1. Preheat oven to 425 degrees. Line a large, rimmed baking sheet with foil. Mist a 3 quart shallow microwave and oven-safe baking dish with cooking spray.
  2. Combine sage and thyme in a small bowl. In baking dish, layer 1/3 of potatoes and sweet potatoes, alternating the slices. Sprinkle with 1/3 of herb mixture and 1/3 each salt and pepper. Repeat layering 3 times.
  3. Combine half-and-half and broth and pour over potatoes. Place dish on baking sheet and cover with foil. Bake 50 minutes. Uncover, sprinkle with cheese and bake until golden and bubbly, 20 to 25 minutes longer. Let rest for 10 minutes before serving.