My cheesy Hashbrown Casserole is creamy, melty, and savory, featuring tender shredded potatoes topped with a crunchy, buttery cornflake crust that elevates the dish.
Serve it with crispy baked bacon and a fresh fruit salad for a comforting brunch, or pair it with roasted chicken, broiled salmon, or a crisp green salad to make it a complete meal.

An Easy Hashbrown Casserole with a Crunch
This cheesy hashbrown casserole is an ideal contribution for potlucks, holiday tables, or an easy meatless dinner. It combines thawed frozen hashbrowns with cream of chicken soup, sour cream, and shredded cheese for a rich, gooey side dish that everyone will enjoy.
Although it might sound like a breakfast food, this casserole functions best as a side dish—similar to mac and cheese or broccoli casserole—but using potatoes instead. One major advantage of using frozen hashbrowns is convenience: no peeling, chopping, or grating—just thaw and mix.

Why You’ll Love This Cheesy Hashbrown Casserole
- Creamy and comforting: A luscious texture that’s deeply satisfying.
- Cheesy: Mild cheddar melts into the potatoes for classic flavor.
- Crispy topping: Butter-coated cornflakes add a crunchy, slightly sweet finish.
- Versatile: Serve as written or add extras like bacon, ham, or vegetables.
- Easy: Few ingredients and simple steps make it perfect for busy days or holidays.

Ingredients
These simple ingredients create a comforting casserole that’s especially handy during holidays or busy weeks. Gather the following:
For the Casserole
- Hashbrowns: 32 ounces frozen hashbrowns, thawed and squeezed dry (shredded or cubed).
- Condensed soup: 1 (16-ounce) can cream of chicken (or cream of celery or a homemade substitute).
- Sour cream: 1½ cups full-fat sour cream for best texture.
- Shredded cheese: 1 cup mild cheddar, shredded.
- Onion: 1 medium yellow onion, finely chopped.
- Butter: ½ cup unsalted butter, melted.
- Salt & pepper: 1½ teaspoons sea salt and ½ teaspoon freshly ground black pepper.
For the Crunchy Topping
- Cornflakes: 2 cups plain cornflakes, crushed into bite-sized pieces.
- Butter: ½ cup melted butter to coat the cereal.
- Parsley: Chopped fresh parsley for garnish (optional).
Using Fresh Shredded Potatoes
Fresh potatoes can replace frozen hashbrowns. Grate them and soak in cold water, changing the water several times to remove excess starch so the final texture isn’t gummy.

Recipe Tips and Variations
- Thaw completely: Make sure frozen hashbrowns are fully thawed and well drained to avoid a watery casserole.
- Season freely: Add garlic powder, onion powder, or ranch seasoning to tweak the flavor.
- Cheese swaps: Try mozzarella or Monterey Jack for a different melt and flavor.
- Add-ins: Stir in diced ham, cooked bacon, sautéed peppers, or broccoli. Shredded chicken also makes a heartier main-dish version.

Serving Suggestions
This comforting casserole pairs well with many mains and sides. Here are a few ideas:
- Green beans: Garlic-sautéed green beans or Romano-style green beans balance the richness.
- Chicken Kiev: A buttery chicken Kiev makes a nostalgic, elegant pairing.
- Pork chops: Brown-sugar pork chops or simply seasoned chops go nicely with the cheesy potatoes.

Storing and Reheating Instructions
- Refrigerate: Cover tightly with foil or place leftovers in an airtight container for 3–4 days.
- Reheat: Warm individual portions in the microwave or reheat the whole dish in the oven until heated through.
- Freeze: Cool completely, then freeze in airtight containers or wrapped in foil for up to 3 months. Thaw overnight in the refrigerator and reheat at 350°F until hot.

Hashbrown Casserole
Ingredients
Casserole
- 32 ounces frozen hashbrowns, thawed and squeezed dry
- 1 (16-ounce) can cream of chicken soup
- 1½ cups sour cream
- 1 cup shredded mild cheddar cheese
- 1 medium yellow onion, finely chopped
- ½ cup unsalted butter, melted
- 1½ teaspoons sea salt
- ½ teaspoon freshly ground black pepper
Topping
- 2 cups cornflakes cereal, crushed
- ½ cup butter, melted
- Chopped fresh parsley, for garnish
Instructions
- Mix the casserole: In a large bowl combine the thawed hashbrowns, cream of chicken soup, sour cream, cheddar, chopped onion, melted butter, salt, and pepper. Stir until evenly blended.
- Prepare the dish: Grease a 9×13-inch baking dish and spread the mixture evenly in the dish.
- Make the topping: Crush the cornflakes into small pieces, toss with the melted butter until coated.
- Top and bake: Sprinkle the buttered cornflakes over the casserole. Bake at 350°F for 45–60 minutes, until the top is golden and the filling is bubbly.
- Rest and serve: Let the casserole cool 5 minutes, garnish with parsley, and serve warm.
Notes
- Drain well: Remove as much moisture as possible from thawed hashbrowns to prevent sogginess.
- Fresh potatoes: If using grated fresh potatoes, soak and rinse them to remove excess starch.
- Adjust flavors: Add spices or different cheeses to suit your taste.
- Customizable: Mix in proteins or vegetables to create new variations.
Nutrition
Carbohydrates: 45 g |
Protein: 12 g |
Fat: 54 g
Nutrition estimates are approximate and may vary based on ingredients and portion sizes.
How to Make Hashbrown Casserole
Yes—this is essentially a mix-and-bake recipe. Follow these simple steps:




- Get ready: Preheat the oven and grease a 9×13-inch dish.
- Mix: Combine hashbrowns, condensed soup, sour cream, cheese, onion, melted butter, salt, and pepper. Stir well and spread into the dish.
- Topping: Crush cornflakes, toss with melted butter, and sprinkle evenly over the casserole.
- Bake: Bake for 45–60 minutes at 350°F until golden and bubbly.
- Serve: Cool a few minutes, garnish with parsley, and enjoy.

More Homestyle Casserole Recipes
- Easy Cheeseburger Casserole
- Chicken Pot Pie Casserole
- Hamburger Potato Casserole
- Cheesy Zucchini and Squash Casserole
- Tuna Noodle Casserole