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Scalloped Potatoes

Creamy, golden scalloped potatoes made with Yukon Golds for a buttery texture and silky cream sauce that clings to every slice. Ideal for holidays or a cozy family meal.
Prep Time 30 minutes
Cook Time 1 hour
Total Time 1 hour 40 minutes
Course Side Dish, Vegetarian
Cuisine American
Servings 8 servings
Calories 320 kcal

Ingredients
  

Potatoes and Dairy

  • 5 pounds Yukon Gold potatoes Choice for creamy texture and thin-slice stability.
  • 1 cup heavy cream Can substitute with whole milk for a lighter version.
  • 1/2 cup Parmesan cheese Optional but adds savory depth.

Sauce Ingredients

  • 2 tablespoons unsalted butter
  • 2 cloves garlic, minced Use 1 clove for milder garlic flavor.
  • 1 tablespoon all-purpose flour For gluten-free, substitute with cornstarch.
  • 1 teaspoon fresh thyme leaves Or 1/3 teaspoon dried thyme.
  • 1/2 teaspoon kosher salt
  • 1/2 teaspoon freshly ground black pepper

Instructions
 

Preparation

  • Preheat the oven to 400°F (205°C). Grease a 9x13 inch baking dish with butter or nonstick spray.
  • Thinly slice the Yukon Gold potatoes (about 1/8-inch thick) using a mandolin or sharp knife. Store slices in water briefly if prepping ahead.

Making the Sauce

  • In a large pot over medium heat, melt the butter. Add minced garlic and sauté for 30–45 seconds until fragrant.
  • Sprinkle in the flour and stir, cooking for 1–2 minutes to form a light roux.
  • Gradually whisk in the cream. Stir as it comes to a gentle simmer until thickened (about five minutes).
  • Remove from heat and stir in Parmesan (if using), thyme, salt, and pepper. Taste and adjust seasoning.

Assembling and Baking

  • In a large bowl, toss potato slices with about three-quarters of the sauce until coated.
  • Arrange the coated slices upright in the greased baking dish and pour the remaining sauce over the top.
  • Cover with foil and bake at 400°F for 30 minutes.
  • Remove foil and bake uncovered for an additional 30 minutes, or until golden brown and tender.
  • Let cool for 10 minutes before serving to allow sauce to set.

Notes

For best texture, reheat in a 350°F oven covered with foil until warmed through. Uncover for the last 5-10 minutes to re-crisp the top.
Keyword Comfort Food, Creamy Potatoes, Scalloped Potatoes, Yukon Gold