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5 from 120 votes

Mashed Potato Casserole

Deliciously cheesy mashed potato casserole is a comforting twist that takes a classic side dish to a whole new level!
Prep Time35 minutes
Cook Time20 minutes
Total Time55 minutes
Course: Side Dish
Cuisine: American
Servings: 12
Author: Lil' Luna

Equipment

Ingredients

  • 5 pounds potatoes, peeled and cubed
  • 1 cup sour cream
  • ½ cup butter
  • 8 ounces cream cheese, cubed
  • ½ cup milk
  • 2 teaspoons garlic salt (with parsley flakes)
  • pepper to taste
  • 12 slices bacon, cooked, chopped, and divided
  • 2 cups cheddar cheese, divided
  • ½ cup parmesan cheese
  • green onions, for garnish

Instructions

  • Peel and cube potatoes.
  • Place in pot and add water until just covering potatoes. Bring to boil. Once boiling, reduce to a simmer and cook for 18-20 minutes.
  • Drain water and mash potatoes using a masher or spoon. Add sour cream, butter, cream cheese, and milk until well combined. Add salt and pepper. Fold in ½ the bacon, 1 cup cheddar cheese, and parmesan cheese. Stir well.
  • Spoon into a lightly greased 9x13 pan. Top with remaining cheddar cheese and the rest of the bacon.
  • Bake at 350°F for 20-25 minutes. Garnish with green onions and ENJOY!

Video

Notes

Make ahead of time. We recommend making this no more than 48 hours in advance, covering and refrigerating. Cook until warmed through out.
STORE leftovers in an airtight container in the fridge for 3-5 days.

Nutrition

Calories: 469kcal | Carbohydrates: 25g | Protein: 15g | Fat: 34g | Saturated Fat: 18g | Cholesterol: 89mg | Sodium: 883mg | Potassium: 912mg | Fiber: 4g | Sugar: 1g | Vitamin A: 855IU | Vitamin C: 21.7mg | Calcium: 296mg | Iron: 6.5mg