How to Make Sweet Potato Gratin - A Step-by-Step Guide

Sweet potatoes are a versatile and delicious vegetable that can be used in a variety of dishes. From soups to pies, sweet potatoes add a natural sweetness and unique flavor to any recipe. One dish that really showcases the flavor and texture of sweet potatoes is a sweet potato gratin. This dish is warm, comforting, and perfect for any occasion, from family dinners to holiday gatherings.

This sweet potato gratin recipe takes the traditional concept of a potato gratin and gives it a swe...

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Ingredients

  • cooking spray
  • 2 cups heavy cream
  • ½ stick unsalted butter
  • 2 cloves garlic, minced
  • 1 tablespoon chopped fresh parsley, or more to taste
  • 1 tablespoon fresh thyme leaves, or more to taste
  • 1 tablespoon minced fresh sage, or more to taste
  • 1 tablespoon minced fresh rosemary, or more to taste
  • 1 ½ teaspoons sea salt
  • ¾ teaspoon ground black pepper
  • 3 pounds sweet potatoes, peeled and thinly sliced
  • 1 ½ cups shredded Gruyere cheese

Information

  • Prep Time: 25 mins
  • Cook Time: 35 mins
  • Total Time: 1 hr
  • Servings: 10
  • Yield: 1 casserole

  • Preheat the oven to 400 degrees F (200 degrees C). Grease a baking dish with cooking spray.
  • Combine cream, butter, and garlic in a saucepan. Bring to a simmer; remove from heat and mix in parsley, thyme, sage, rosemary, salt, and pepper.
  • Arrange 1/2 of the sweet potato slices in the prepared baking dish; cover with 1/2 of the Gruyere cheese. Pour cream mixture on top. Arrange remaining sweet potato slices over the cream. Sprinkle remaining cheese on top.
  • Bake in the preheated oven until golden brown and bubbly, about 30 minutes.
  • Nutrition

    391 cal.

    • Total Fat: 28g
    • Saturated Fat: 17g
    • Cholesterol: 95mg
    • Sodium: 413mg
    • Total Carbohydrate: 29g
    • Dietary Fiber: 4g
    • Total Sugars: 6g
    • Protein: 8g
    • Vitamin C: 5mg
    • Calcium: 242mg
    • Iron: 4mg
    • Potassium: 521mg