Rich, creamy Cheesy Au Gratin Potatoes baked with a golden, bubbly top—perfect for Thanksgiving or any cozy gathering.
- Prep Time: 10 minutes
- Cook Time: 20 minutes
- Total Time: 30minutes
- Yield: 4–6 servings 1x
Ingredients
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2½ lbs Yukon Gold or Russet potatoes, peeled and thinly sliced
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3 tbsp unsalted butter
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2 cloves garlic, minced
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3 tbsp all-purpose flour
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1½ cups whole milk
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1 cup heavy cream
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2 cups sharp cheddar cheese, shredded
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½ cup Gruyère or Parmesan cheese (optional)
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½ tsp salt
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¼ tsp freshly ground black pepper
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Pinch of ground nutmeg
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Butter or spray for greasing
Instructions
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Preheat oven to 375°F (190°C). Grease a 9×13-inch baking dish.
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In a saucepan, melt butter over medium heat. Sauté garlic for 30 seconds. Whisk in flour and cook 1–2 minutes.
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Gradually add milk and cream, whisking until smooth. Simmer 3–4 minutes until thickened.
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Remove from heat. Stir in cheddar, Gruyère (if using), salt, pepper, and nutmeg until smooth.
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Layer half the potatoes in the baking dish. Pour over half the cheese sauce. Repeat with remaining potatoes and sauce.
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Cover with foil and bake 40 minutes. Uncover and bake 25–30 minutes more, until golden and tender.
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Let rest 10–15 minutes before serving.