"Garlic Parmesan Mashed Potato Casserole makes the PERFECT Thanksgiving and holiday side dish! Russet potatoes cook with garlic, then are mashed and baked!..."
INGREDIENTS
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3 lbs. russet potatoes, scrubbed, peeled and diced into 1” cubes
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5 garlic cloves, whole
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1 teaspoon kosher salt, (to season put in water for the diced potatoes)
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4 tablespoons unsalted butter
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1 cup whole milk
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1 ¾ cups parmesan cheese, shredded and divided
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1 teaspoon black pepper, freshly ground
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½ teaspoon kosher salt