Cheesy Hashbrown Casserole

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This classic comfort dish blends shredded Cheddar cheese, hashbrown potatoes, and a creamy sauce for the ultimate cozy bake. A crunchy topping of butter-coated cornflakes adds a satisfying texture that complements the creamy interior. Layers of tender potatoes, melted cheese, and rich flavors make this a beloved family favorite, perfect for gatherings or weeknight dinners. Simple prep, straightforward ingredients, and a bubbly finish from the oven ensure everyone returns for seconds. Serve warm from the oven for that irresistible cheesy goodness and a delightful blend of creamy and crispy in every bite.

Barbara Chef
Updated on Mon, 19 May 2025 17:35:51 GMT
Cheesy Hashbrown Casserole. Pin it
Cheesy Hashbrown Casserole. | gracefulflavors.com

Cheesy hashbrown casserole is my answer whenever someone needs a crowd-pleasing comfort dish for gatherings or holiday brunches. Velvety potatoes, tangy sour cream, ample cheddar, and a buttery cornflake topping come together for that irresistible homey flavor everyone loves.

I made this first for a snowy weekend brunch and my family now requests it for every get-together. The crunchy cornflake topping clinches its status as the one casserole dish that disappears fast.

Ingredients

  • Frozen hash brown potatoes: Be sure they are thawed and not watery for the creamiest texture
  • Shredded Cheddar cheese: Sharp cheddar offers punchy flavor and extra meltiness
  • Condensed cream of chicken soup: This creamy shortcut brings body and classic savory flavor
  • Sour cream: Makes everything tangy smooth and luscious use full fat for richness
  • Butter: Choose unsalted for better control and use real butter for fullness
  • Chopped onion: Fresh onion brings a subtle bite and depth to the dish
  • Salt and ground black pepper: The right seasoning is key to rounding out the flavors
  • Crushed cornflakes: Go for fresh and crunchy flakes for the absolute best topping

Step-by-Step Instructions

Preheat Oven and Prep Ingredients:
Get your oven going at 350 degrees F so it is hot when you are ready to bake Thaw the hash browns fully on the counter or with a quick zap in the microwave then spread on paper towels to wick away any excess moisture
Mix the Base:
In your largest mixing bowl combine thawed hash browns shredded Cheddar soup sour cream half a cup of melted butter chopped onion salt and pepper Really take your time mixing until every bit is nicely coated and evenly distributed so there are no dry patches
Build the Casserole:
Butter your casserole dish lightly and spread the potato mixture in an even layer Press it down gently so everything bakes up cohesive without gaps
Make the Cornflake Topping:
Put the remaining quarter cup butter in a small saucepan over medium heat Add crushed cornflakes and stir gently but thoroughly until they are all coated with the butter You want every crumb to be rich and glossy not soggy
Top and Bake:
Scatter the buttery cornflakes over the casserole in a thick even layer Cover the dish with foil Place it in the oven for about forty minutes Remove the foil for the last ten minutes if you want that extra golden crunch on top
Cool and Serve:
Pull the casserole from the oven Let it cool for at least ten minutes before scooping and serving so every square holds together perfectly on the plate
Cheesy Hashbrown Casserole Dish. Pin it
Cheesy Hashbrown Casserole Dish. | gracefulflavors.com

My absolute favorite part is always the crispy cornflake topping which my grandma would let me sprinkle on as a kid. The best memories are when the kitchen smells buttery and everyone crowds in asking when it is ready to eat.

Storage Tips

Let leftovers cool completely before storing in the refrigerator Covered tightly this casserole will keep for up to four days. Reheat portions in the microwave or cover with foil to warm through in the oven until bubbly.

Ingredient Substitutions

You can try swapping Cheddar with Colby Jack or Pepper Jack for a little zing Try using Greek yogurt instead of sour cream if you need a lighter touch. For a vegetarian version use a condensed cream of mushroom soup.

Serving Suggestions

This casserole is a perfect partner for ham or roast beef during holidays. For a festive brunch offer it alongside scrambled eggs and a simple fruit salad. You can add diced bell peppers or cooked bacon to the mix for extra flair.

Recipe Origins

Hashbrown casserole has deep roots in American church potlucks and holiday gatherings. Its mix of affordable pantry staples and homey flavors earned it a spot in many classic cookbooks and family traditions—everyone has their version.

Frequently Asked Questions

→ Can I use fresh potatoes instead of frozen hashbrowns?

Yes, simply shred fresh potatoes, squeeze out excess moisture, and use them in place of frozen hashbrowns for best texture.

→ What can I use as a substitute for cream of chicken soup?

You can use cream of mushroom or cream of celery soup, or prepare a homemade white sauce for similar creaminess.

→ How can I add more flavor to this dish?

Try mixing in chopped cooked bacon, diced ham, or a pinch of paprika for added depth and warmth in the casserole.

→ Is it possible to prepare this casserole ahead of time?

Yes, assemble the dish up to the topping, store covered in the refrigerator, then add cornflakes and bake just before serving.

→ Which cheese works best if I want a slightly different flavor?

Sharp Cheddar is classic, but Monterey Jack, Colby, or a blend will add variety while still melting well.

→ Can this dish be frozen after baking?

Yes, cool the casserole completely before freezing; reheat in the oven for best results and to restore crispiness.

Cheesy Hashbrown Cornflake Bake

Hashbrowns and cheddar combine with golden cornflakes in this creamy, crowd-pleasing comfort bake.

Prep Time
20 Minutes
Cook Time
40 Minutes
Total Time
60 Minutes
By: Barbara

Category: Hearty Mains

Difficulty: Easy

Cuisine: American

Yield: 12 Servings (1 three-litre casserole)

Dietary: ~

Ingredients

→ Main

01 900 grams frozen hash brown potatoes, thawed
02 200 grams shredded Cheddar cheese
03 300 grams condensed cream of chicken soup
04 225 grams sour cream
05 170 grams butter, melted, divided
06 80 grams onion, chopped
07 1 teaspoon salt
08 0.25 teaspoon ground black pepper
09 80 grams crushed cornflakes

Instructions

Step 01

Preheat oven to 175°C and prepare all ingredients.

Step 02

In a large mixing bowl, combine thawed hash brown potatoes, shredded Cheddar cheese, condensed cream of chicken soup, sour cream, 115 grams of melted butter, chopped onion, salt, and ground black pepper. Mix thoroughly until well incorporated.

Step 03

Spread the mixture evenly into a 3-litre casserole dish, smoothing the surface with a spatula.

Step 04

In a saucepan over medium heat, stir the remaining 55 grams melted butter with the crushed cornflakes until the flakes are evenly coated.

Step 05

Distribute the buttered cornflakes evenly over the top of the potato mixture in the casserole dish.

Step 06

Cover the casserole and bake in the preheated oven for 40 minutes, or until heated through and the topping is golden and crisp.

Step 07

Remove the casserole from the oven. Allow it to cool for several minutes before serving.

Notes

  1. For enhanced flavor, combine a blend of mild and mature Cheddar cheeses.

Tools You'll Need

  • Large mixing bowl
  • 3-litre casserole dish
  • Saucepan
  • Oven

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains dairy, wheat (in cream of chicken soup and possibly in cornflakes), and may contain gluten.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 370
  • Total Fat: 25 g
  • Total Carbohydrate: 29 g
  • Protein: 7 g