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+ servings

Potatoes au Gratin

Serving Size: 10 servings
Made simply with sliced potatoes, heavy cream, and grated cheese, potatoes au gratin is the ultimate comfort food. Based on Jann Segal's recipe on Once Upon a Chef.

Recipe by: Mayumi Tavalero

Cook Times

Active Prep20
Hands-On Cook0
Hands-Off Cook60
Passive0
Total Time1 hour 20 minutes
Recipe Serving Size10 servings

Cooking Tools Required

Cutting board, Measuring cups and spoons, Mixing bowls, Oven, Pyrex baking dish, Sharp Knives, Spatula, Vegetable Peeler

Ingredients

  • 2 tablespoon butter
  • 3 pound russet potato about 9 medium russet potatoes, peeled and sliced very thin
  • 2 teaspoon Kosher salt
  • ¼ teaspoon freshly ground black pepper
  • 1 ¼ cup Parmesan cheese finely grated
  • 2 ½ cup heavy whipping cream
  • 3 sprig fresh thyme for serving (optional)

Instructions

  • Preheat the oven to 350°F and set an oven rack in the middle position.
  • Grease an 9x13-inch baking dish with butter.
  • In a large mixing bowl, toss the potatoes with the salt and pepper until evenly coated.
  • Arrange some of the potato slices, edges overlapping, in a single layer on the bottom of the prepared baking dish. Sprinkle a quarter of the cheese over the potatoes, and then pour a quarter of the cream over the cheese. Repeat with the remaining potatoes, cheese, and cream, forming 3-4 layers. Pour any leftover cream over top.
  • Place in the oven covered with aluminum foil for 40 minets. Uncover and continue baking for addition 20 minets or until the potatoes are tender when pierced with a knife and golden brown on top.
  • Let the dish settle on the counter for about ten minutes.
  • Sprinkle with fresh thyme, if using, and then serve.
Reheating Instructions
Heat in microwave on medium power until heated through, mixing halfway through heating time.

Nutrition

Calories: 382kcal | Carbohydrates: 27g | Protein: 9g | Fat: 28g | Saturated Fat: 17g | Cholesterol: 96mg | Sodium: 715mg | Potassium: 624mg | Fiber: 2g | Sugar: 1g | Vitamin A: 1042IU | Vitamin C: 8mg | Calcium: 204mg | Iron: 1mg