"Try these foolproof Gruyere Potatoes Au Gratin! They’re thin sliced potatoes baked in rich cheesy sauce until perfection...."
INGREDIENTS
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5-6 large Yukon gold potatoes (peeled and thinly sliced)
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3 tablespoons unsalted butter
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3 tablespoons all-purpose flour
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2 cups milk
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1 teaspoon salt
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1/2 teaspoon garlic powder
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1/2 teaspoon onion powder
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1/2 teaspoon dried oregano
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1/2 teaspoon dried thyme
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1/4 teaspoon black pepper
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2 cups Gruyere cheese (grated)
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1/2 cup Parmesan cheese (grated)