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Some casseroles are more than just dinner — they’re the dishes people remember. Cheesy chicken hashbrown casserole is one of those classics: creamy, hearty, and loaded with everything that makes comfort food irresistible.

It’s the kind of meal that shows up at potlucks, family gatherings, and busy weeknights because it’s filling, forgiving, and always a hit. Tender chicken, crispy-edged hashbrowns, and a rich, cheesy sauce all baked into one golden dish.

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Cheesy Chicken Hashbrown Casserole

Ingredients

• 3 cups cooked chicken, shredded or diced (rotisserie works great)

• 1 bag (30 oz) frozen hashbrowns (thawed)

• 2 cups shredded cheddar cheese

• 1 can (10.5 oz) cream of chicken soup

• 1 cup sour cream

• 4 tbsp butter, melted

• ½ tsp garlic powder

• ½ tsp onion powder

• ¼ tsp black pepper

• Salt to taste

Optional topping:

• 1 cup crushed cornflakes or Ritz crackers mixed with 2 tbsp melted butter

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Instructions

1) Preheat

Preheat oven to 350°F (175°C).
Grease a 9×13-inch baking dish.

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2) Mix the Filling

In a large bowl, combine chicken, hashbrowns, cheese, cream of chicken soup, sour cream, melted butter, garlic powder, onion powder, pepper, and salt.

Mix until evenly combined.

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3) Assemble

Spread mixture evenly into prepared baking dish.

If using topping, sprinkle evenly over the casserole.

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4) Bake

Bake 45–55 minutes, until hot, bubbly, and golden on top.

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5) Rest & Serve

Let stand 5–10 minutes before serving for cleaner slices.

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Why This Casserole Works

• Hashbrowns add hearty texture

• Cheese + sour cream = creamy richness

• Chicken makes it a full meal

• Bakes up golden and comforting every time

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Tips for the Best Cheesy Chicken Hashbrown Casserole

• Thaw hashbrowns completely to avoid extra moisture

• Use sharp cheddar for more flavor

• Don’t overbake — creamy is the goal

• Let rest before serving so it sets

• Add topping for crunch if you love contrast

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Easy Variations

• Extra cheesy: add mozzarella or Monterey Jack

• Spicy: add diced jalapeños or pepper jack

• Veggie: stir in peas or broccoli

• Bacon lover’s: add cooked crumbled bacon

• Breakfast-style: add scrambled eggs and sausage

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FAQ – Cheesy Chicken Hashbrown Casserole

Can I make this ahead of time?

Yes. Assemble, cover, and refrigerate up to 24 hours before baking.

How do I store leftovers?

Refrigerate in an airtight container up to 4 days.

Can I freeze it?

Yes. Freeze unbaked or baked casserole up to 2 months. Thaw overnight before reheating.

Why is my casserole watery?

Hashbrowns weren’t fully thawed or excess moisture wasn’t drained.