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Scalloped Potatoes Recipe

Indulge in classic homemade scalloped potatoes, featuring thinly sliced potatoes baked in a rich, creamy sauce until tender and golden brown. This comforting side dish is perfect for family dinners or holiday gatherings.

Ingredients

Scale
  • 2 lbs Russet or Yukon Gold potatoes, peeled and thinly sliced (about 1/8-inch thick)
  • 4 tbsp unsalted butter
  • 4 tbsp all-purpose flour
  • 3 cups whole milk, warmed
  • 1 tsp salt
  • 1/2 tsp black pepper
  • 1/4 tsp garlic powder
  • Pinch of nutmeg (optional)
  • 1 cup shredded Gruyere or sharp cheddar cheese (optional)

Instructions

  1. Preheat oven to 375°F (190°C). Grease a 9×13-inch baking dish.
  2. Prepare the béchamel sauce: In a medium saucepan, melt butter over medium heat. Whisk in flour and cook for 1-2 minutes, stirring constantly, to create a roux.
  3. Gradually whisk in the warm milk, a little at a time, to prevent lumps. Continue whisking until the sauce thickens and comes to a gentle simmer.
  4. Remove from heat and stir in salt, pepper, garlic powder, and nutmeg (if using). If adding cheese, stir in 1/2 cup until melted.
  5. Arrange about one-third of the sliced potatoes in an even layer in the prepared baking dish. Pour about one-third of the cream sauce over the potatoes, spreading evenly.
  6. Repeat layers twice more, finishing with a layer of sauce. If using, sprinkle remaining 1/2 cup cheese over the top.
  7. Cover the baking dish loosely with aluminum foil and bake for 45 minutes.
  8. Remove the foil and bake for an additional 20-30 minutes, or until potatoes are tender when pierced with a fork and the top is golden brown and bubbly.
  9. Let stand for 10-15 minutes before serving to allow the sauce to set.

Notes

For extra flavor, try adding a layer of thinly sliced onions between the potato layers, or a sprinkle of fresh chopped chives just before serving.