Mashed Baked Potato Casserole Recipe

This irresistible Creamy Mashed Potato & Hash Brown Casserole is a comforting classic, elevated with cheesy goodness! Inspired by Paula Deen's Home Cooking, this recipe is surprisingly easy to make and delivers a deliciously creamy, satisfying dish perfect for family dinners or potlucks. Get ready to enjoy perfectly baked potatoes and crispy hash browns in one unforgettable casserole!

Prep Time 20 mins
Cook Time 70 mins
Calories 405 kcal
Protein 15g
Rating Be the first
Mashed Baked Potato Casserole 46

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Forktionary editorial kitchen team

The Forktionary Kitchen Team

Adapted from Food.com, then tested & standardized by Forktionary.

Ingredients for Mashed Baked Potato Casserole

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How to Make Mashed Baked Potato Casserole

  1. Preheat oven to 350°F (175°C).
  2. Boil 2 lbs of hash browns in a large pot of salted water for 5 minutes, then drain well.
  3. In a large bowl, combine the cooked hash browns, 2 cups of instant mashed potato mix, 1/2 cup (1 stick) of butter (melted), 4 oz cream cheese (softened), 1 cup shredded Monterey Jack cheese, 1/2 cup sour cream, 1 teaspoon garlic salt, 1/2 teaspoon salt, and 1/4 teaspoon black pepper.
  4. Stir in 1/2 cup of boiling water until well combined and creamy.
  5. Grease a 2-quart casserole dish.
  6. Pour the potato mixture into the prepared casserole dish.
  7. Bake for 35-45 minutes, or until heated through and bubbly.
  8. Top with 1 cup of onion rings.
  9. Bake for an additional 5-8 minutes, or until the onion rings are golden brown and crispy.

Nutrition Information (Approximate per serving)

Sodium

15 g

Sugar

5g

Fat

92g

Carbs

7g

Frequently Asked Questions

How long does it take to make Mashed Baked Potato Casserole?

Mashed Baked Potato Casserole takes about 90 minutes from start to finish — roughly 20 minutes to prepare and 70 minutes to cook.

How many calories are in Mashed Baked Potato Casserole?

Mashed Baked Potato Casserole has approximately 405 calories per serving, with about 15 g protein, 7 g carbohydrates and 50 g fat.

What ingredients do I need for Mashed Baked Potato Casserole?

The key ingredients for Mashed Baked Potato Casserole are Frozen Hash Browns, Instant Mashed Potatoes With Butter And Herbs, Butter, Cream Cheese, Monterey Jack Cheese, Sour Cream. See the full list with measurements above.

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