Ultimate Cheesy Chicken Hashbrown Casserole

Chicken hashbrown casserole is a comforting, family-friendly dish that combines tender chicken, crispy hashbrowns, and a rich, cheesy sauce. It’s perfect for busy weeknights, potlucks, or meal prep since it can be made ahead of time and even frozen for later.

Why You’ll Love This Recipe

Hearty and filling, with a creamy, cheesy base
Crispy cornflake topping for the perfect texture contrast
Easily customizable with vegetables, bacon, or rotisserie chicken
Freezes well for make-ahead convenience

Ingredient Variations

Chicken: Use shredded rotisserie chicken for a smoky flavor and faster prep.
Toppings: Swap cornflakes for crushed Ritz crackers or a mix of both for a buttery crunch.
Extra Flavor: Add chopped onions, diced jalapeños, or crumbled bacon for added taste and texture.
Creamy Base: Use homemade cream of chicken soup for a fresher, richer flavor.

Make-Ahead & Freezing Tips

Assemble the casserole but skip the topping if freezing, to prevent sogginess.
Store in an airtight container or freezer-safe bag for up to 3 months.
Thaw overnight in the refrigerator, add the topping, and bake as directed.
Portion into individual servings for quick lunches or dinners.

Recommended Side Dishes

Pairing this cheesy casserole with lighter, fresh sides balances the richness:

Steamed broccoli or grilled green beans
Foil-pack grilled potatoes
Crisp garden salad or coleslaw
Garlic bread or dinner rolls for a carb-rich option

Chicken Hashbrown Casserole Recipe

Course: Main Course
Cuisine: American
Prep Time: 15 minutes
Cook Time: 1 hour
Total Time: 1 hour 15 minutes
Servings: 8

Ingredients

20 oz frozen hashbrowns
2 cups shredded cheddar cheese
1 tsp salt
1 tsp pepper
2 cups sour cream
10.5 oz can cream of chicken soup (or homemade version)
1/2 cup milk
1 lb shredded cooked chicken
2 cups crushed cornflakes
4 tbsp melted butter

Instructions

Preheat your oven to 350°F (175°C). Lightly grease a 9×13 baking dish.
In a large bowl, combine sour cream, cream of chicken soup, milk, salt, and pepper.
Stir in shredded chicken, cheese, and hashbrowns until fully combined.
Transfer the mixture to the prepared baking dish.
For the topping, mix crushed cornflakes with melted butter and sprinkle evenly over the casserole.
Bake uncovered for about 1 hour, until the top is golden brown and the casserole is heated through.
Let rest a few minutes before serving.

Storage

Store leftovers in an airtight container in the fridge for up to 1 week.
Reheat portions in the oven or microwave until warmed through.

This cheesy chicken hashbrown casserole is creamy, comforting, and packed with flavor. It’s a guaranteed hit for family dinners, potlucks, and meal prep.