Crockpot hashbrown casserole

Ingredients

- 8 +

• 2 pounds frozen hashbrowns, thawed and patted dry with paper towels
• 2 cans (10.5 oz each) cream of chicken soup, preferably low-sodium
• 16 ounces sour cream, full-fat for best results and creamiest texture
• 2 cups sharp cheddar cheese, freshly grated from the block
• 1 medium yellow onion, finely diced for even distribution
• 1/2 cup unsalted butter, melted and slightly cooled
• 1 teaspoon garlic powder for enhanced savory flavor
• 1 teaspoon onion powder to complement the fresh onions
• 1/2 teaspoon freshly ground black pepper
• 1 teaspoon sea salt, or to taste
• 1 cup crushed cornflakes or potato chips for optional crispy topping

Instructions

1

Begin by spraying your 6-quart slow cooker insert generously with non-stick cooking spray to prevent sticking

Done!

2

In a large mixing bowl, combine the cream of chicken soup, sour cream, and melted butter until smooth and well blended

Done!

3

Gently fold in the thawed and dried hashbrowns, being careful not to break them up too much

Done!

4

Add the diced onions, garlic powder, onion powder, salt, and pepper, stirring carefully to distribute evenly

Done!

5

Fold in 1½ cups of the shredded cheddar cheese, reserving ½ cup for topping later

Done!

6

Transfer the mixture to your prepared slow cooker, spreading it evenly with a spatula

Done!

7

Cover and cook on LOW for 6-7 hours or on HIGH for 3-4 hours until the edges are golden and bubbly

Done!

8

During the last 30 minutes of cooking, sprinkle the remaining cheese and optional crushed cornflakes on top

Done!

9

Let the casserole rest for 10-15 minutes before serving to allow it to set properly

Done!

Kitchen Tools

• 6-quart slow cooker with well-fitting lid
• Large mixing bowl for combining ingredients
• Box grater for freshly shredding cheese
• Measuring cups and spoons for accurate portions
• Rubber spatula for scraping bowl and spreading mixture
• Sharp knife for dicing onions precisely

Chef's Tips

Thaw hashbrowns completely and pat them dry to prevent excess moisture in the final dish

Use freshly grated cheese rather than pre-shredded for superior melting and creamier texture

Avoid lifting the slow cooker lid during cooking as this releases essential heat and moisture

For extra flavor, sauté the diced onions in butter before adding them to the mixture

If using a larger slow cooker, check for doneness earlier as the thinner layer will cook faster

Troubleshooting

If mixture appears too dry, add additional sour cream or cream of chicken soup

If casserole is too wet, leave lid slightly ajar during the last hour of cooking

For crispier edges, transfer to a baking dish and broil for 2-3 minutes

If browning too quickly, reduce heat setting to LOW

Add more seasoning to taste if flavors seem bland

Recipe Variations

Add diced ham or crumbled bacon for a heartier breakfast version

Include diced jalapeños and pepper jack cheese for a spicy twist

Mix in broccoli florets and diced carrots for added nutrition

Use tater tots instead of hashbrowns for a different texture

Create a Mexican version with taco seasoning and Mexican cheese blend

Healthy Alternatives

Use reduced-fat cream of chicken soup and light sour cream to decrease calories and fat content

Substitute half the hashbrowns with cauliflower rice for a lower-carb version

Choose reduced-fat cheese or use less cheese overall to make the dish lighter

Add diced bell peppers and other vegetables to increase nutritional value

Use Greek yogurt in place of sour cream for added protein and fewer calories

Serving Suggestions

Serve hot as a hearty breakfast alongside crispy bacon and fresh fruit

Pair with a light green salad for a complete lunch or dinner option

Offer as a side dish at holiday gatherings or potluck events

Top with chopped green onions and extra cheese for an appealing presentation

Serve alongside grilled chicken or pork chops for a filling dinner combination

Nutrition Facts

385

Calories

12g

Protein

35g

Carbs

22g

Fat

2g

Fiber

3g

Sugar

780mg

Sodium

65mg

Cholesterol

Dietary Info

Can be made gluten-free by checking soup labels carefully

Vegetarian version possible using cream of mushroom soup

Not suitable for vegan diets without significant modifications

Can be adapted for low-carb diets by using cauliflower

Consider dairy-free alternatives for lactose intolerance

Garnish Ideas

Sprinkle with finely chopped fresh parsley or chives

Add a dollop of sour cream and sprinkle of paprika

Top with extra shredded cheese and allow to melt

Scatter crispy fried onions over the top just before serving

Garnish with diced green onions for color and flavor

Storage

Store leftover casserole in an airtight container in the refrigerator for up to 4 days

Freeze individual portions in freezer-safe containers for up to 3 months

When reheating, add a splash of milk or cream to restore moisture

Thaw frozen portions overnight in the refrigerator before reheating

Avoid storing with the cornflake topping as it will become soggy

Leftover Ideas

Use leftover casserole as a base for breakfast burritos

Form into patties and pan-fry for crispy potato cakes

Layer in a breakfast sandwich with eggs and cheese

Add to soup or stew for extra heartiness and flavor

Mix with scrambled eggs for a hearty breakfast hash

Common Mistakes to Avoid

Not thawing and drying the hashbrowns thoroughly, resulting in a watery casserole

Opening the slow cooker lid too frequently, which extends cooking time significantly

Using pre-shredded cheese, which contains anti-caking agents that prevent proper melting

Overcooking the casserole, causing the edges to become too brown or burnt

Not greasing the slow cooker insert well enough, leading to stuck-on portions

Frequently Asked Questions

Can I make this hashbrown casserole ahead of time?

Yes, you can assemble it the night before and refrigerate, then cook the next day adding 30 minutes to cooking time

Why is my casserole watery?

This usually happens when the hashbrowns aren't thawed and dried properly or the lid is removed too often during cooking

Can I double this recipe?

Yes, but you'll need a larger slow cooker and should increase cooking time by 1-2 hours

How do I make the top crispy?

Add crushed cornflakes or potato chips during the last 30 minutes of cooking

Can I use fresh potatoes instead of frozen hashbrowns?

Yes, but they should be grated and soaked in cold water, then dried thoroughly before using

Reviews

Sarah P.

Mar 2, 2026

Perfect comfort food! Made this for a potluck and everyone raved about how creamy and delicious it was.

Michael B.

Mar 6, 2026

Great recipe but needed a bit more seasoning for my taste. Added some cayenne and it was perfect!

Jennifer K.

Mar 14, 2026

So easy to make and my kids absolutely loved it. This will be a regular in our meal rotation.

Robert M.

Feb 28, 2026

Decent recipe but mine came out a bit watery. Will try drying the hashbrowns better next time.

Lisa T.

Mar 5, 2026

Amazing breakfast casserole! Made it for Christmas morning and the whole family devoured it.