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Splash of Taste – Vegetarian Recipes

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Easy veggie recipes

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Home / Vegetarian

Hashbrown Casserole Recipe

Published October 22, 2022 | Updated March 7, 2023 | By Mandy & Jane

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This hashbrown casserole recipe is the perfect dish for a holiday potluck or lazy weekend brunch. Hashbrowns in a deliciously creamy cheese sauce, topped with cheese – does it get any better? It’s hearty and comforting, but also easy to make ahead of time. Plus, it’s always a hit with kids and adults alike.

Dishing up a serving of hashbrown casserole.

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If you love potato recipes like our potato casserole, Hasselback potatoes, and dauphinoise potatoes, then we think you’ll love this easy recipe!

Why you’ll love this easy potato casserole

  • If you like the Cracker Barrel hashbrown casserole, then you’ll LOVE this!
  • Enjoy it for breakfast, brunch, lunch, or dinner.
  • Perfect for a family gathering, Thanksgiving, or Christmas.
  • It’s a great way to use up leftover hashbrowns or potatoes.
  • All the ingredients are 100% vegetarian.

Ingredients you’ll need

You’ll need all the ingredients shown in the photograph below.

Ingredients needed, sour cream, melted butter, hashbrown potatoes, onion, dried thyme, salt, pepper, and cheese.

Whether you’re serving it for breakfast, lunch, or dinner, this hashbrown casserole full of cheesy goodness is a winner!

How to make hashbrown casserole with step-by-step instructions

Our easy hash brown casserole recipe is easy if you follow our simple instructions.

A full printable recipe and the measurements in both US customary and metric are available in the recipe card below.

Preheat your oven to 350°F/175°C.

Mixing bowl with shredded frozen hash browns, mushroom soup, and melted butter in.
Add hashbrowns and mushroom soup to a mixing bowl.
Sliced onions added to the ingredient bowl.
Then add sliced onions.
Dried thyme, salt, and pepper added to the ingredient bowl.
Add melted butter, sour cream, dried thyme, salt, and pepper.

In a large bowl, combine your frozen shredded hashbrowns, cream of mushroom soup, melted butter, sour cream, sliced onion, dried thyme, salt, and pepper, and half of the shredded cheese, and mix until combined.

Then pour the hash brown mixture into a prepared dish, use either nonstick cooking spray or butter, and bake for approximately 45 minutes uncovered.

Someone mixing together the ingredients.
Thoroughly mix the ingredients together.
Hash brown casserole filling added to a oven dish and topped with shredded cheese.
Place the hashbrown filling into an ovenproof dish and top half of the shredded cheese.
Hash brown casserole straight out of the oven.
Bake for 45 minutes, remove from the oven, scatter the remaining cheese, then bake for a further 10 – 15 minutes.

Remove from the oven and scatter the remaining cheese (if you want a crunchy topping, you could add crushed cornflakes or Ritz crackers) and bake for 10 – 15 minutes until the cheese is bubbling.

Garnish with optional parsley, serve immediately, and enjoy!

We hope you enjoy making and eating our cheesy hashbrown casserole recipe and would love to hear how you got on with making it.

Please leave a comment below, and feel free to ask any questions you may have.

Recipe notes and expert tips

  • Get ahead
    You can make this easy hashbrown casserole ahead, follow the instructions up to the point of baking, cover it with plastic wrap, and store it in the fridge for up to two days.
  • Fresh potatoes
    Use fresh potatoes if preferred; grate them before adding them to the casserole.
  • Storage
    Store in the fridge for up to three days and freeze for up to three months.

How to store leftover hashbrown casserole

Store your casserole in the fridge covered for up to three days and freeze for up to three months.

Hashbrown casserole in a oven dish and also served in a bowl.

Can I use frozen hashbrowns?

Yes, you can!

We use frozen shredded hashbrown potatoes for this recipe, and there is no need to thaw your frozen potatoes!

Can you freeze hashbrown casserole?

Yes, you can.

Simply freeze any leftover hashbrown casserole for up to three months.

If you are batch cooking, then follow the instructions up to the point of baking and freeze the uncooked casserole.

What are hashbrowns?

A hashbrown, also known as a hashed brown, is a type of potato dish that is popular in the United States and Canada.

It is made with shredded potatoes, then frying them with butter or oil. Hashbrowns can be served as a breakfast dish, side dish, or main course.

Homemade hashbrown casserole fresh out of the oven.

How is this recipe different from others?

This recipe is 100% vegetarian.

Many recipes include cream of chicken soup, chicken broth, or even ground beef, which makes it totally unsuitable for vegetarians.

More easy casserole recipes for you to try

If you’ve enjoyed our cheesy hashbrown recipe, then check out these recipes!

  • Potato casserole
  • Broccoli casserole
  • Corn casserole
  • Squash casserole
  • Pineapple casserole
  • Green bean casserole
Someone dishing up a cheesy potato casserole.

Potato Casserole Recipe

Delicious corn casserole freshly baked.

Corn casserole recipe

Someone about to serve a helping of broccoli casserole.

Broccoli Casserole Recipe

Dishing up a serving off homemade hashbrown casserole.
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Hashbrown casserole recipe

This cheesy hashbrown casserole recipe is the perfect comfort food for a chilly winter night. It's packed with flavor and easy to make, so you'll be able to enjoy it any time you crave it. Plus, it's a great way to use up any leftover potatoes you might have kicking around!
Prep Time10 mins
Total Time1 hr 10 mins
Servings8
Calories388
Course: Side Dish
Cuisine: American
Author: Mandy Applegate | Splash of Taste
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Utensils

9 x 13 Baking dish

Ingredients

  • 30 oz Frozen shredded hashbrown potatoes
  • 10.75 oz Cream of mushroom soup canned
  • ½ cup Butter melted
  • 1 cup Sour cream
  • ½ cup Yellow onion sliced
  • ½ tsp Dried thyme
  • ½ tsp Salt
  • ½ tsp Pepper
  • 2 cups Cheddar cheese freshly shredded
US Customary – Metric

Instructions

  • Preheat your oven to 350F/175C
  • In a large mixing bowl, combine frozen shredded hashbrowns, mushroom soup, melted butter, sour cream, onion, dried thyme, salt, pepper, and half of the cheese, and mix until evenly combined
    30 oz Frozen shredded hashbrown potatoes, 10.75 oz Cream of mushroom soup, ½ cup Butter, 1 cup Sour cream, ½ tsp Dried thyme, ½ cup Yellow onion, ½ tsp Salt, ½ tsp Pepper, 2 cups Cheddar cheese
  • Pour the mixture into a greased 9 x 13 baking dish. Bake for approximately 45 minutes uncovered, then remove from the oven, scatter the remaining cheese and bake for a further 10 – 15 minutes until the cheese is bubbling. Serve immediately and enjoy your hash brown casserole!

Notes

Get ahead
 You can make hashbrown casserole ahead, simply follow the instructions up to the point of baking, cover with plastic wrap, and store in the fridge for up to two days
Fresh potatoes
 Use fresh potatoes if preferred, simply grate them before adding them to the casserole
Storage
 Store in the fridge for up to three days and freeze for up to three months

Nutrition

Calories: 388kcal | Carbohydrates: 24g | Protein: 11g | Fat: 28g | Saturated Fat: 16g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 7g | Trans Fat: 0.5g | Cholesterol: 78mg | Sodium: 727mg | Potassium: 426mg | Fiber: 2g | Sugar: 2g | Vitamin A: 820IU | Vitamin C: 9mg | Calcium: 248mg | Iron: 1mg

Disclaimer

Please note that nutrient values are estimates only. Variations can occur due to product availability and manner of food preparation. Nutrition may vary based on methods of origin, preparation, freshness of ingredients, and other factors.

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About Mandy

A vegetarian for over 35 years, Mandy has taught herself to be creative in the kitchen. Traveling extensively, Mandy loves learning and adapting vegetarian recipes from across the world. Read more...

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Recipe Rating




Comments

  1. Elizabeth Swoish says

    October 22, 2022 at 11:24 am

    5 stars
    These were great. I added some garlic powder and red pepper flakes to mine. Will make again.

    Reply
  2. Rupali says

    October 24, 2022 at 6:37 am

    5 stars
    OMG! This combo of creamy mushrooms, cheese, and potatoes baked golden delicious is now my new comfort food. I have to be careful not to finish this all by myself.

    Reply
  3. Jenn says

    October 24, 2022 at 2:37 pm

    5 stars
    This is so good and so easy! I need to take a dish to a party and everyone loved this and asked me for the recipe!

    Reply
  4. Alex Bala says

    October 25, 2022 at 6:06 am

    5 stars
    My little guys loved these hash browns. They are full of flavor and very easy to make. They will be a brunch staple now. Thanks!

    Reply
  5. Donna says

    October 25, 2022 at 10:07 pm

    5 stars
    I think this might just be the kids new fav meal! They were already obsessed with hash browns, so they were over the moon when I served this up!

    Reply

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We love sharing our vegetarian food and drink recipes with you. If you’re cutting down on meat, going vegetarian or vegan, there’s something delicious to eat and drink for you here
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