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Make Ahead Mashed Potato Casserole

Prep Time20 mins
Cook Time1 hr
Course: Side Dish
Servings: 8
Calories: 225kcal


  • 3 lbs russet potatoes, peeled and cubed
  • ⅔ cup sour cream
  • 3 oz cream cheese, softened 
  • 3 Tbsps butter
  • ¼ cup milk
  • ¾ tsp salt
  • ¼ tsp pepper
  • smoked Spanish paprika


  • Place potatoes in a large stockpot. Cover with water and add ½ teaspoon salt to water. Bring to a boil, reduce heat to simmer and cook until potatoes are tender, about 15 minutes. Drain and return to the stockpot.
  • Add sour cream, cream cheese, 2 tablespoons butter, milk, salt and pepper to potatoes and beat with an electric hand mixer until smooth. Spread into a greased 13x9-inch baking dish. Cover and store in the refrigerator until ready to bake (up to 2 days).
  • When ready to bake, brush top with 1 tablespoon melted butter and sprinkle with paprika.
  • Bake, uncovered, in a preheated 350°F oven 30 minutes or until bubbly.


Calories: 225kcal