Mashed Potato Casserole
Ingredients
Instructions
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Lightly grease 9x13 baking pan.
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In large pot, bring the potatoes to a boil in generously salted water. Boil until fork-tender, about 20 minutes. Drain.
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Mash potatoes with 10 tablespoons butter, sour cream, salt, and pepper. Mix in chives. Taste and adjust seasonings if needed. Spread potatoes into prepared pan.
If making ahead, cover refrigerate at this stage for up to 3 days. -
Preheat oven to 400 degrees.
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In small bowl, combine remaining 4 tablespoons butter, bread crumbs, and cheese. Mix together until coarse crumbs form. Sprinkle over potatoes and bake until golden and crisp - 30 to 40 minutes.
If potatoes are made and refrigerated ahead of time, bring back to room temperature before topping and baking or extend bake time to ensure heated throughout.