How to Make Grandma's Mashed Potato Casserole - A Step-by-Step Guide

Grandma's Mashed Potato Casserole is a classic comfort food dish that has been passed down through generations in my family. This recipe holds a special place in my heart as it was one of the first dishes that I learned to cook alongside my grandmother in her cozy kitchen. This casserole is the epitome of home-cooked goodness and never fails to bring back fond memories of family gatherings and holiday dinners.

What sets Grandma's Mashed Potato Casserole apart from other mashed potato ...

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Ingredients

  • 5 pounds potatoes, peeled and cut into chunks
  • 1 (8 ounce) container sour cream
  • 1 (8 ounce) package cream cheese, softened
  • ¼ cup margarine
  • 1 tablespoon milk
  • 1 tablespoon garlic powder, or more to taste
  • 2 ½ teaspoons salt
  • ¼ teaspoon ground black pepper
  • ½ cup shredded Colby-Jack cheese, or more to taste

Information

  • Prep Time: 35 mins
  • Cook Time: 55 mins
  • Total Time: 1 hr 30 mins
  • Servings: 12
  • Yield: 1 9x13-inch casserole

  • Place potatoes into a large pot and cover with salted water; bring to a boil. Reduce heat to medium-low and simmer until tender, 15 to 20 minutes. Drain.
  • Return potatoes to the pot and mash until smooth. Add sour cream, cream cheese, margarine, and milk; beat until light and fluffy. Add in garlic powder, salt, and pepper. Transfer to a 9x13-inch casserole dish.
  • Bake in the preheated oven until heated through, 30 to 40 minutes. Sprinkle Colby-Jack cheese over top and bake until cheese is melted, about 5 more minutes.
  • Nutrition

    310 cal.

    • Total Fat: 16g
    • Saturated Fat: 9g
    • Cholesterol: 34mg
    • Sodium: 649mg
    • Total Carbohydrate: 35g
    • Dietary Fiber: 4g
    • Total Sugars: 2g
    • Protein: 7g
    • Vitamin C: 38mg
    • Calcium: 64mg
    • Iron: 2mg
    • Potassium: 858mg