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Creamy Scalloped Potatoes

These classic scalloped potatoes are made with thinly sliced russet potatoes layered in a rich, creamy cheese sauce and baked until tender and golden. Perfect for holidays, family dinners, or any comforting meal.
Prep Time20 minutes
Cook Time1 hour 5 minutes
Total Time1 hour 25 minutes
Course: Side Dish
Cuisine: American
Keyword: scalloped potatoes, thanksgiving
Servings: 8

Ingredients

  • 4 large russet potatoes about 2 lbs, peeled and thinly sliced
  • Cheese Sauce
  • 3 tablespoons butter
  • 3 tablespoons all-purpose flour
  • 2 cups whole milk warmed
  • 1 1/2 cups sharp cheddar cheese shredded
  • 1/2 cup grated Parmesan cheese
  • 2 cloves garlic minced
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/2 teaspoon dried thyme
  • Optional: 1/4 teaspoon nutmeg

Instructions

  • Preheat oven to 350°F (175°C). Butter a 9×13-inch baking dish.
  • Melt butter in a medium saucepan over medium heat. Add garlic and cook for 1 minute until fragrant.
  • Add flour and whisk constantly for 2 minutes to form a light golden roux.
  • Slowly whisk in the warmed milk. Cook for 5–7 minutes until thickened.
  • Remove from heat and stir in 1 cup cheddar, all Parmesan, salt, pepper, thyme, and optional nutmeg. Mix until smooth.
  • Arrange half the sliced potatoes in the dish. Pour half the cheese sauce over them. Repeat with remaining potatoes and sauce.
  • Cover with foil and bake for 45 minutes. Remove foil and bake an additional 20–30 minutes, until potatoes are tender and top is golden.
  • Rest for 10 minutes before serving. Garnish with fresh thyme if desired.

Nutrition

Calories: 281kcal | Carbohydrates: 25g | Protein: 11g | Fat: 15g | Saturated Fat: 9g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 4g | Trans Fat: 0.2g | Cholesterol: 45mg | Sodium: 602mg | Potassium: 577mg | Fiber: 2g | Sugar: 4g | Vitamin A: 502IU | Vitamin C: 21mg | Calcium: 298mg | Iron: 1mg