"These cheesy scalloped potatoes are coated in the thickest, creamiest cheese sauce. This is pure comfort food!..."
INGREDIENTS
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1/4 cup butter
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1 medium onion, finely chopped
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1/4 cup all-purpose flour
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2 cups milk
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1 cup heavy cream
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2 cups shredded sharp white cheddar cheese
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1 can (10-3/4 ounces) condensed cream of chicken soup, undiluted
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1 cup (8 ounces) sour cream
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1 teaspoon salt
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1 teaspoon dried parsley flakes
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1/2 teaspoon pepper
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8 cups thinly sliced peeled potatoes