Creamy Garlic Potatoes in Oven – Easy Au Gratin Bites
Layers of thin-sliced potatoes baked in a creamy roasted garlic and cheese sauce, topped with bubbling golden cheese. A comforting, flavorful side perfect for holiday dinners or cold-weather meals.
- Prep Time: 25 minutes
- Cook Time: 1 hour 10 minutes
- Total Time: 1 hour 35 minutes
- Yield: 8–10 servings 1x
Ingredients
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2½–3 lbs Yukon Gold or Russet potatoes, thinly sliced
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1 head garlic
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2 tbsp butter
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2 cups heavy cream or half-and-half
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1½ cups grated Gruyère, plus ½ cup for topping
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½ cup grated Parmesan, divided
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1 tsp salt
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½ tsp black pepper
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Pinch of nutmeg
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1 tsp chopped thyme or rosemary (optional)
Instructions
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Roast garlic at 400°F for 35–40 minutes. Squeeze and mash cloves.
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Slice potatoes thin (⅛ inch) and pat dry.
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In saucepan, melt butter and stir in roasted garlic. Add cream, salt, pepper, and nutmeg. Simmer.
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Stir in cheeses and herbs until melted. Remove from heat.
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Preheat oven to 375°F. Grease a 9×13-inch dish.
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Layer half the potatoes, pour half the sauce. Repeat.
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Top with extra Gruyère and Parmesan. Cover with foil.
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Bake 40 min covered, then 25–30 min uncovered until golden.
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Rest 10 min before serving.
Notes
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Use a mandoline for even slicing.
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Add bacon or caramelized onions for flavor boosts.
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Make ahead and bake day-of for easy entertaining.