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Potato and Mushroom Gratin

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Test Kitchen Approved
Total Time

Prep: 20 min. Bake: 55 min.

Makes

8 servings

Updated: Sep. 23, 2022
“Rich, decadent and indulgent, this creamy recipe is laced with wine and makes a perfect take-along side dish for potlucks or open houses. It looks impressive and is always a huge hit!” Laurie LaClair - North Richland Hills, Texas
Potato and Mushroom Gratin
Potato and Mushroom Gratin Recipe photo by Taste of Home
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Ingredients

  • 2 jars (4-1/2 ounces each) sliced mushrooms, drained
  • 3 shallots, finely chopped
  • 1 tablespoon olive oil
  • 2 tablespoons Marsala wine
  • 3 large potatoes (about 1-1/2 pounds), peeled and thinly sliced
  • 1 cup shredded Swiss cheese
  • 1/2 cup shredded Parmesan cheese
  • 2 tablespoons minced fresh basil or 2 teaspoons dried basil
  • 1-1/2 cups heavy whipping cream
  • 1 tablespoon butter, cubed
  • 1/8 teaspoon salt
  • 1/8 teaspoon pepper

Directions

  1. In a large skillet, saute mushrooms and shallots in oil until tender. Add wine; cook and stir for 2 minutes.
  2. Arrange a third of the potatoes in a greased 10-in. round shallow baking dish. Layer with half of the mushroom mixture, cheeses, basil and another third of potatoes. Repeat layers. Pour cream over top. Dot with butter; sprinkle with salt and pepper.
  3. Bake, uncovered, at 350° for 55-65 minutes or until potatoes are tender.

Nutrition Facts

3/4 cup: 426 calories, 25g fat (15g saturated fat), 81mg cholesterol, 326mg sodium, 41g carbohydrate (5g sugars, 3g fiber), 11g protein.

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