This recipe ensures that breakfast is ready with all the right flavors to get everyone’s day started off right!

This crock pot breakfast casserole combines hash browns, sausage or ham, and lots of cheese with an egg mixture. It all “bakes” to perfection in the slow cooker. Making a CrockPot breakfast casserole recipe has never been easier!

CrockPot breakfast casserole goes from the slow cooker to the table in a matter of hours! Set the Crock Pot at night and get some rest, or whip it up in the morning!

cooked crockpot breakfast casserole

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Ingredients in Slow Cooker Breakfast Casserole

  • HASH BROWNS: Shredded or diced hash browns work in this recipe. If you prefer more ‘potato’ in your casserole, you can certainly use diced hash brown potatoes or homestyle potatoes.
  • MEAT: I most often use sausage or ham. Bacon (or really any breakfast meat) will work perfectly in this recipe!
  • CHEESE & EGGS: I love the flavor sharp cheddar adds but any cheese works. Use whole eggs or even low-fat egg substitutes.
  • TOPPINGS: Feel free to add salsa or Tabasco, and once you’re ready to serve, a nice dollop of sour cream and some chopped green onions!
Slow Cooker Breakfast Casserole ingredients

How To Make Crock Pot Breakfast Casserole

  1. Cook sausage or bacon if using, or dice ham per the recipe below.
  2. If desired, soften the onion in bacon fat or a bit of oil.
  3. Layer hashbrowns, meat, peppers, onions, and cheese in a slow cooker.
  4. Whisk eggs, milk, and seasonings and pour over the hashbrown mixture.
  5. Cover and cook per the recipe below.

How Long to Cook a Breakfast Casserole

This slow cooker breakfast casserole recipe will take about 7-8 hours on LOW and 3-4 hours on HIGH in a 6QT slow cooker. If you’re working with a smaller slow cooker or doubling the recipe, the cooking time may need to be adjusted slightly to compensate.

Slow Cooker Breakfast Casserole on a couple plates

Can You Freeze CrockPot Breakfast Casserole?

Like all casseroles, the best way to freeze them is to make sure they are fully cooled before they’re put in the freezer. Once it is fully baked, chill it overnight and then the next day, remove and either slice it into portions and freeze it individually or freeze it in sections in a plastic bag. Just reheat it in the microwave! Easy to make and easy to clean up!

More Breakfast Casseroles

image of Everyday Comfort cookbook by Holly Nilsson of Spend With Pennies plus text
cooked crockpot breakfast casserole
4.94 from 301 votes

CrockPot Breakfast Casserole

Servings 8 servings
This Slow Cooker Breakfast Casserole recipe is an easy and hearty breakfast casserole that cooks while you sleep thanks to the crockpot!
Servings 8 servings
Prep Time 20 minutes
Cook Time 6 hours
Total Time 6 hours 20 minutes
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Ingredients  

  • 32 ounces Frozen Hash Brown Potatoes 1 bag
  • 1 pound bacon sausage or ham, cooked & cumbled or diced
  • 2 cups shredded sharp cheddar cheese about 8 oz
  • 2 green onions sliced
  • 1 small white onion finely diced, about ½ cup
  • 1 red bell pepper diced
  • 1 green bell pepper diced
  • 12 eggs
  • 1 cup milk
  • 1 ½ teaspoons dry mustard powder
  • 1 teaspoon salt
  • 1 teaspoon garlic powder
  • ½ teaspoon black pepper

Instructions 

  • If using bacon or sausage, cook and crumble. Drain fat leaving 1 tablespoon in the pan.
  • If desired, soften the onion in the fat. This is optional but will soften the flavor of the onion.
  • Grease a 6qt slow cooker. Place half the hash browns, meat, onions, peppers, and cheese in the slow cooker. Repeat layers ending with cheese, do not stir.
  • Whisk eggs, milk, and seasonings in a medium bowl. Pour the egg mixture over the ingredients in the slow cooker.
  • Cook on low for 7 to 8 hours or high for 3-4 hours. Once cooked, uncover and let the casserole rest for 15 minutes.

Video

Notes

Hashbrowns: You can use shredded or diced hashbrowns in this recipe. Diced hashbrowns have more of a ‘potato’ texture. Use hash browns from frozen, thawed hash browns will cook faster.
Onion: For a milder onion flavor, cook the onion in a bit of bacon fat or olive oil before adding the to the slow cooker.
Cooking Time: Cooking time can vary slightly based on your slow cooker. If the casserole is done cooking early, turn the slow cooker to warm and let it rest for up to 1 hour before serving. If using bacon or sausage, you may see a little bit of fat along the edges of the slow cooker, and there will be a little bit of liquid along the edges and perhaps on top. This is expected and most of the liquid will evaporate as the casserole rests.
Nutrition information accounts for 1/8th of the recipe and uses ham as the protein.
4.94 from 301 votes

Nutrition Information

Calories: 460 | Carbohydrates: 24g | Protein: 31g | Fat: 27g | Saturated Fat: 11g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 9g | Trans Fat: 0.03g | Cholesterol: 310mg | Sodium: 990mg | Potassium: 688mg | Fiber: 2g | Sugar: 2g | Vitamin A: 1004IU | Vitamin C: 26mg | Calcium: 295mg | Iron: 3mg

Nutrition information provided is an estimate and will vary based on cooking methods and brands of ingredients used.

Course Breakfast
Cuisine American
Slow Cooker Breakfast Casserole on a plate with a fork
Slow Cooker Breakfast Casserole in the slow cooker and on a plate shown with a title

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About the author

Holly Nilsson is the creator of Spend With Pennies, where she creates easy, comforting recipes made for real life. She is also the author of “Everyday Comfort,” which promises to inspire even more hearty, home-cooked meals.
See more posts by Holly

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4.94 from 301 votes (268 ratings without comment)

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Comments

    1. We have never tried this recipe in the instant pot but I hear the slow cooker setting works very similar to a traditional slow cooker so it should turn out. Let us know how it turns out Jordan!

  1. Could this be made with grated potato instead of hash browns to make it more slimming world friendly please?

    1. Hi Joanne, we have only made this recipe as listed but I think shredded potatoes should work in this recipe. Let us know how it turns out!

  2. I make it every Christmas. Waking up to that delicious smell is wonderful. My grandchildren love it. I use Bob Evans original sausage.

  3. Hey there,

    Last time I made a similar casserole to this, the water from the frozen hash browns made the casserole extremely watery. Did you notice this with your casserole?

  4. It turned out amazing! Loved it and had great flavor! The only thing I did different was I used potatoes o brien and even though those potatoes already had all the yummy veggies, I still followed the recipe exactly. :)5 stars

  5. Made it last night, was really looking forward to waking up this am to a really good breakfast. Very disappointed. It looked great but was lacking in taste. My husband and I agree that it needs something….I will keep looking for something similar but this was definitely a miss !!2 stars

    1. Oh no Connie, how disappointing. I’m sorry you didn’t enjoy this dish as much as we do. Perhaps a spicy seasoned sausage would help.

  6. Wow!! This is some seriously good breakfast food right here and I love it!! I also love the touch of mustard in the recipe and that it is big enough to feed a crowd, can’t wait to try it. Cheers!

    1. I haven’t tried halving this recipe so I can’t say for sure. I do think it would need about ¾ of the cooking time. You’ll want to make sure the eggs are cooked through. Let us know how it goes.

  7. Am planning on making the Slow-Cooker Breakfast Casserole for a brunch tomorrow. Just wondering about the hash browns. Should they be thawed before putting them in the slow cooker.

    Thank you.

  8. Contemplating somewhat heavily on trying this little casserole recipe out for Christmas morning; I have one question though: Where do you put the diced and cooked bacon, on top of the casserole when done, or the interior of the casserole the bacon once it’s well-cooked, or the bottom of the thing? The recipe doesn’t specify where you put it at all (at least for me). Other than that, it looks so dang good! Merry Christmas, Holly!