Hash Brown Egg Casserole

Prep 5 minutes
Cook 45 minutes
Servings 8

Frozen hash brown patties, eggs, cheese, and ham make this Hash Brown Egg Casserole so quick and easy! Prepare it the same morning or the night before. Perfect use for leftover holiday ham or swap it out for sausage instead. Great recipe for breakfast, brunch, or dinner!

serving of hash brown egg casserole

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5 STAR REVIEW

If I had a dollar for every time someone asked me if they could double the recipe for my awesome hash brown quiche recipe, Iโ€™d be rich! So I came up with another solution, by converting it into this Hash Brown Egg Casserole. Get ready to fall in love with this recipe, too. This egg breakfast casserole is legitimately so simple, no-fuss with only a few steps, filling, and delicious!

Why Youโ€™ll Love It:

  • Ridiculously easy. This casserole is truly effortless, assembled in minutes. Then pop it in the oven and 45 minutes later you have an awesome meal. Really great if youโ€™ve got guests.
  • Itโ€™s cheap! All the ingredients are simple, available at any common grocery store, and very affordable.
  • Versatile. You can easily change out the protein, cheeses, and add in vegetables to suit different tastes. This recipe can also be doubled or halved.
  • Gluten free. No flour in this baby, making it a great option for anyone with gluten sensitives. (Just make sure to double check the hash brown packaging, since all brands vary.)
  • Hearty, filling, and delicious! Packed with potatoes, meat, cheese, and eggs, itโ€™s so satisfying and yummy.
  • Make it ahead of time. Prep and serve right away, assemble it the night before, or freeze for later. So great for entertaining. Or, you know, when youโ€™re a mom.
4.99 from 130

Hash Brown Egg Casserole

Prep: 5 minutes
Cook: 45 minutes
Total: 50 minutes
Servings: 8
This Hash Brown Egg Casserole is so quick and easy using frozen hash brown patties! Prepare it the same morning or the night before. Great recipe for breakfast, brunch, or dinner.
Step-by-step photos can be seen below the recipe card.

Ingredientsย 

  • 8 precooked frozen hash brown patties, (thawing is not necessary)
  • 1 cup shredded sharp cheddar cheese
  • 1 cup shredded Monterey Jack cheese
  • 1 1/2 cups diced ham
  • 2 scallions, diced
  • 9 large eggs
  • 1 cup whole milk
  • 1/2 teaspoon salt
  • 1/2 teaspoon dry ground mustard, optional but recommended
  • 1/4 teaspoon garlic powder

Instructionsย 

  • Preheat oven to 350 degrees F. Grease a 9ร—13 baking dish.
  • Arrange frozen hash brown patties in the dish, in a single layer.
  • Sprinkle both cheeses, ham, and scallions evenly over the top of the hash browns.
  • In a large bowl, whisk together the eggs, milk, salt, mustard, and garlic powder.
  • Pour the custard evenly over the ham mixture.
  • Cover with foil and bake for 25 minutes. Remove foil and bake for another 20 minutes or until the edges are golden and a knife inserted in the center comes out clean.
  • Allow to cool for 5-10 minutes, then cut into portions and serve.

Video

Notes

Use a different potato. Tater Tots can be used instead of the hash brown patties, but youโ€™ll need to cook the casserole for an additional 5-10 minutes. You can also opt to shred your own potatoes or buy refrigerated hash browns, but they will require pre-cooking, which does add an extra step.
Swap out the ham. Use up any leftover holiday ham or purchase a ham steak and dice it up in minutes. You could also swap out the ham for cooked crumbled sausage or bacon, or a combination. For a vegetarian option, omit the meat and replace it with sautรฉed vegetables like onions, bell peppers, and mushrooms.
Try a different cheese. My family loves Monterey Jack and sharp cheddar, but you can swap these out for different cheeses. Pepper Jack would be delicious for some added heat.

Nutrition

Calories: 259kcal | Carbohydrates: 4g | Protein: 23g | Fat: 17g | Saturated Fat: 8g | Cholesterol: 262mg | Sodium: 660mg | Potassium: 157mg | Fiber: 1g | Sugar: 3g | Vitamin A: 633IU | Vitamin C: 1mg | Calcium: 275mg | Iron: 2mg

Nutritional information given is an automatic calculation and can vary based on the exact products you use and any changes you make to the recipe. If these numbers are very important to you, I would recommend calculating them yourself.

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How To Make Hash Brown Egg Casserole Step By Step

ingredients for hash brown egg casserole

Gather your ingredients. Preheat oven to 350 degrees F. Grease a 9ร—13 baking dish.

8 frozen hash brown patties in bottom of casserole dish

Arrange 8ย precooked frozen hash brown patties in the dish, in a single layer.

unbaked shredded cheese, diced ham, and scallions layered in casserole dish

Sprinkle 1 cup shredded sharp cheddar cheese, 1ย cupย shredded Monterey Jack cheese, 1 & 1/2ย cupsย diced ham, and 2 diced scallions evenly over the top of the hash browns.

egg custard with whisk in mixing bowl

In a large bowl, whisk together 9 large eggs, 1 cup whole milk, 1/2 teaspoon salt, 1/2 teaspoon dry ground mustard, and 1/4 teaspoon garlic powder.

unbaked egg custard, cheese, and diced ham in casserole dish

Pour the custard evenly over the ham mixture.

sliced hash brown egg casserole on serving spatula

Cover with foil and bake for 25 minutes. Remove foil and bake for another 20 minutes or until the edges are golden and a knife inserted in the center comes out clean.

Allow to cool for 5-10 minutes, then cut into portions and serve.

serving of hash brown egg casserole with bite taken

Make in Advance and Storage

You can prep and serve this hash brown casserole right away, assemble it the night before, or freeze for later.

  • Leftovers: cool completely, then store in an airtight container in the fridge for up to 3 days.
  • Make it ahead of time: want to prep this the night before serving? No problem. Simply assemble as you would up to pouring the eggs over the hash browns. Then cover tightly with plastic wrap and refrigerate up to 24 hours in advance. Remove from the fridge when the oven is preheating and add an extra 10-15 minutes to the total baking time.
  • Freeze for later: bake in a freezer-safe pan (like a foil disposable pan) and cool completely. Wrap well in plastic and again in foil and freeze for up to 2 months. Thaw overnight in the fridge, then cook at 350 degrees F for about 30 minutes until warmed through.

What to Serve with Egg Casserole

I recommend serving this with Roasted Asparagus or Cucumber Tomato Salad to round out the meal. Delicious!

More Breakfast Casseroles To Try:

I hope you love this delicious and easy recipe โ€“ be sure to give it a review below! Also donโ€™t forget to follow Belly Full onย TikTok,ย Facebook,ย Instagram,ย Pinterest, andย YouTube!

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About Amy Flanigan

Well, hey there! Amy here, founder and COO at BellyFull. If youโ€™re looking for tried and true, fuss-free, budget-friendly, delicious, every day recipes, youโ€™ve come to the right place.

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190 Comments
Newest
Oldest Most Voted
Marcie
April 20, 2026 5:53 pm

Excellent egg casserole! Will definitely make again.
Family loved it

Melissa R
April 19, 2026 2:16 pm

Really good! I added two extra eggs so I added about 5 minutes cooking time. I donโ€™t love eggs and I love hashbrowns – this was the perfect mix! Added spinach as the veggie which was perfect.

Charlotte Lalonde
April 6, 2026 4:44 am

Iโ€™ve made this a bunch of times and itโ€™s
a hit! Expecting a baby in the next few months and want to prep for post partum. Would you suggest preparing and freezing without baking? Or bake then freeze

Karen Timson
March 11, 2026 2:24 pm

This recipe was terrific! I donโ€™t normally comment on recipes but Iโ€™ve got to say, Bravo Any! This recipe rocks!

Karen Timson
March 11, 2026 9:24 am

Can I use 1% milk or does it have to be whole milk?

Dana M.
February 17, 2026 11:39 am

This egg bake is so versatile and delicious.
I have made a few different versions. We like to saute mushrooms and/or breakfast sausage and then cut into small bites and add on top of the potatoes. I also finely chop onion and add it for more flavor not that itโ€™s not perfect already.
Thank you Amy, this is another of your winning recipes! Up next will be your cashew chicken!

Lucy K
January 22, 2026 3:40 pm

I made this for our breakfast after Christmas Day gathering and it was a huge hit! Shared the recipe with four family members at their request.
I was able to put it together the night before and bake in the morning. This will be something I make again and again. Thanks ๐Ÿ˜Š

Rebecca
January 16, 2026 8:08 am

If Iโ€™m going to switch out the ham for ground sausage, do I need to cook the sausage first or just throw it in raw and let it cook with everything elseโ€™s

Trish Newton
January 14, 2026 6:15 am

This is a winner! We have chickens and this recipe not only uses up some of our excess eggs but is so tasty! Many times we have breakfast for dinner and this recipe is used frequently. Thank you, Amy.

Gina
January 5, 2026 8:42 am

This is currently baking, it was easy to make and I canโ€™t wait to taste it. My problem was the hash browns I bought were too big to line up in a single layer, so I had no choice but to overlap the ends. I could have softened them in the microwave or air fryer but the directions said to use frozen and I didnโ€™t see the note about assembling ahead of time. Next time I will use tater tots. Iโ€™m sure it will come out great, and Iโ€™ll let you know!

Gina
January 12, 2026 8:10 am
Reply to  Gina

This came out so good, the size of the hash browns didnโ€™t even matter. Iโ€™m making another one with sausage and mushrooms. Delicious!

Rose
January 2, 2026 6:09 am

I cut this recipe in half, cooked peppers, onions and fresh mushrooms with the 1/2 lb sausage. It was excellent and I would definitely make it again. By the way, it also reheated well!

Gigi
December 25, 2025 11:48 am

Made this dish on Christmas morning. l halved the recipe (just my husband, son and me) and added bacon instead of ham. It cooked beautifully and the egg seeped to the bottom and actually made a nice sort of crispy crust underneath the hashbrowns. Yummy!

Eric
December 25, 2025 8:11 am

I did kielbasa with onions instead of ham. Came out delicious, thank you for the awesome recipe.

Ginnie
December 20, 2025 9:42 pm

I made this today for a brunch and it was a hit! I made it exactly as the recipe says except I added cooked bacon as well as the ham. Everyone wanted the recipe. This is 10/10! Easy and delicious!

Angel Trinkle
December 19, 2025 7:36 pm

Do you cook the hashbrowns a little before adding all Ingredients? Or can you. To maybe try to prevent sogginess? Havenโ€™t made it yet, but want to Christmas mornin.

Megan
December 11, 2025 7:41 pm

I love this recipie, but my bake always takes much longer to get the center to set. How can I prevent this? I usually have to cook with the foil on for almost double the time.

Felicia
November 18, 2025 5:39 am

I really enjoyed this casserole! It was easy and had ingredients that I keep on hand.
For the meat I used a combination of ham and cooked, crumbled bacon, used whatever cheeses I had on hand, and it turned out great!

Thanks for sharing the recipe!

JJJ
November 3, 2025 7:24 pm

This was very good and easy to make.
Thank you

Cathy
October 30, 2025 9:17 am

This was a BIG hit in my house! Only thing I did different was use hot Jimmy Dean sausage instead of ham. I served it for dinner with steamed broccoli and fruit salad.

Diane Steele
September 27, 2025 8:47 am

This is a winner. I made it with bacon. Easy and delicious!!