4.89 from 36 votes
Home » Keto Breakfast » Slow Cooker Keto Breakfast Casserole

Slow Cooker Keto Breakfast Casserole

This easy slow cooker breakfast casserole will make your mornings all the brighter. Packed with veggies and protein for a healthy start to your day.
A slice of Slow Cooker Breakfast Casserole on a white plate over a striped grey napkin.

This lightened up CrockPot Breakfast Casserole takes healthy breakfasting to a whole new level. It’s a cinch to assemble, full of flavor, and packed with protein. It’s a perfect keto breakfast for busy weekday mornings or a leisurely holiday brunch.

A slice of Slow Cooker Breakfast Casserole on a white plate over a striped grey napkin.


 

I made it recently and was once again wowed by both the texture and the flavor. My whole family happily gobbled it up as breakfast-for-dinner. And my husband and I fought over the leftovers for post-workout meals. We agreed that this easy slow cooker breakfast casserole needs to happen more often.

No complaints here! We’re already planning on serving it for Christmas morning, alongside some keto blueberry muffins. I can hardly wait.

Slow Cooker Breakfast Casserole in a black ceramic crockpot insert on a grey table.

Why you must try this recipe

This is actually a very old recipe that was very much in need of an update. I’ve been creating keto recipes for so long, I have some old gems hidden in the archives that are worth dusting off and polishing up. It’s a very slow process but worth it.

Turns out that slow cookers are a wonderful way to whip up an easy breakfast casserole. You simply need toss your favorite add-ins like sausage, ham, and cheese, and pour some beaten eggs overtop. Then set the crockpot on low and let it work its magic!

And this low carb breakfast casserole is so much healthier than the conventional kind. It swaps the over-processed frozen hash browns for cauliflower rice, making it a lighter, veggie packed meal.

If you have a programmable slow cooker, you can even set this to cook overnight and stay warm. That way, you have a delicious hot breakfast waiting for you in the morning!

Ingredients needed

Top down image of ingredients needed for Slow Cooker Breakfast Casserole.
  • Cauliflower rice: This is the perfect low carb substitute for hash browns! Honestly, I was impressed with the overall texture and consistency. It made the casserole lighter and fluffier, but also more filling. You can use fresh or frozen cauliflower rice, it will cook about the same.
  • Breakfast sausage: I recommend using pre-cooked breakfast sausage so the casserole is even easier to cook. Choose a good low carb brand like Applegate or Pederson’s.
  • Chopped ham: Again, look for a good brand without added sugars. I have found Wellshire farms to be a good choice.
  • Red pepper: A little chopped red pepper gives the casserole a nice pop of color.
  • Cheese: Cheddar is classic in a breakfast casserole but you can branch out and try things like pepper jack or gruyere.
  • Eggs: As with any breakfast casserole, this takes plenty of eggs!
  • Heavy hipping cream: This makes the casserole fluffier. You could also use coconut cream.
  • Green onion: I like to add a little sliced green onion for garnish. You could also do chopped parsley or cilantro.
  • Kitchen staples: Garlic, salt, pepper.

Step-by-step directions

A collage of 6 images showing how to make keto Slow Cooker Breakfast Casserole
  • Grease the ceramic interior of a 6 quart slow cooker well. 
  • In the bottom of the slow cooker, mix together the cauliflower rice, sausage, 4 ounces of the cheese, the ham, and red pepper. 
  • In a large bowl, whisk the eggs, whipping cream, garlic, salt, pepper and red pepper flakes until well combined. Pour over the cauliflower rice mixture. Top with the remaining cheese. 
  • Cover and cook on low for 4 to 5 hours, until lightly browned around the edges and set in the middle. 
  • Let cool for 10 minutes before cutting into pieces and serving.
Two slices of Slow Cooker Breakfast Casserole on white plates, with a cup of coffee and a coffee pot in the background.

Expert tips

I recommend cooking this crockpot breakfast casserole on low at all times. Higher heat tends to brown the edges too fast and makes the eggs a bit rubbery.

Pre-cooked sausage is great for simplifying this recipe. But I recommend still browning it in a pan for better flavor.

Feel free to customize with your favorite additions. Switch up the cauliflower rice for chopped broccoli, or use cooked bacon in place of the sausage and ham. You could even make it fully vegetarian with sautéed spinach and mushrooms (drain off the liquid!) or asparagus.

A few readers have asked if you can make this with eggs whites. You can certainly try but I think it will cook through much faster. Whole eggs also make it far more flavorful.

I do not recommend making this particular breakfast casserole in an instant pot. The pressurized cooking of an IP requires a much different approach, as well as a different pan. But I do have an Instant Pot Breakfast Casserole that you can check out!

Close up shot of Slow Cooker Breakfast Casserole with a forkful taken out of it.

Frequently Asked Questions

What is a breakfast casserole made of?

Most breakfast casseroles include eggs, cheese, and breakfast meats like bacon or sausage. They can also contain a variety of vegetables. Many recipes include hash browns but this keto breakfast casserole uses riced cauliflower for a lower carb meal.

How many carbs are slow cooker breakfast casserole?

Conventional crockpot breakfast casserole has about 20 to 25g of carbs per serving, from the added potatoes. However, this lightened up breakfast casserole recipe has only 5.1g of carbs and 1.4g of fiber per slice. So it has 3.7g net carbs per serving.

Can I prepare slow cooker breakfast casserole ahead of time?

Absolutely! Simply assemble everything in the slow cooker, cover it and refrigerate for up to a day. You should plan on cooking it within 24 hours because of the raw eggs.

You can also fully cook the casserole and refrigerate it, then warm it up gently when you are ready to serve.

A slice of Slow Cooker Breakfast Casserole on a white plate with some tomato and avocado.

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A slice of Slow Cooker Breakfast Casserole on a white plate over a striped grey napkin.
4.89 from 36 votes

Slow Cooker Breakfast Casserole Recipe

Created by: Carolyn
Servings: 8 servings
Prep Time 20 minutes
Cook Time 5 hours
Total Time 5 hours 20 minutes
This easy slow cooker breakfast casserole will make your mornings all the brighter. Packed with veggies and protein for a healthy start to your day.

Ingredients
 

  • 12 ounces (1 medium) cauliflower rice, fresh or frozen
  • 8 ounces (340.2 g) breakfast sausage links, cooked and sliced
  • 6 ounces (113 g) shredded Cheddar cheese, divided
  • 4 ounces ham, chopped
  • 1 small red pepper, chopped
  • 10 large eggs
  • 1/2 cup (178.5 g) whipping cream
  • 3 cloves (2 cloves) garlic, minced
  • 1 tsp (0.5 tsp) salt
  • 1 tsp (0.25 tsp) pepper
  • 1/2 tsp red pepper flakes
  • 1 medium green onion, thinly sliced

Instructions

  • Grease the ceramic interior of a 6 quart slow cooker well.
  • In the bottom of the slow cooker, mix together the cauliflower rice, sausage, 4 ounces of the cheese, the ham, and red pepper.
  • In a large bowl, whisk the eggs, whipping cream, garlic, salt, pepper and red pepper flakes until well combined. Pour over the cauliflower rice mixture. Top with the remaining cheese.
  • Cover and cook on low for 4 to 5 hours, until lightly browned around the edges and set in the middle.
  • Let cool for 10 minutes before cutting into pieces and serving.

Notes

Storage Information: Store the leftovers in a covered container in the fridge for up to 4 days. 

Nutrition

Serving: 1serving = 1/8th of recipe | Calories: 350kcal | Carbohydrates: 5.1g | Protein: 24g | Fat: 23.4g | Fiber: 1.4g
I’d love to know your thoughts, leave your rating below!

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Nutritional Disclaimer

Please note that I am not a medical or nutritional professional. I am simply recounting and sharing my own experiences on this blog. Nothing I express here should be taken as medical advice and you should consult with your doctor before starting any diet or exercise program. I provide nutritional information for my recipes simply as a courtesy to my readers. It is calculated using MacGourmet software and I remove erythritol from the final carb count and net carb count, as it does not affect my own blood glucose levels. I do my best to be as accurate as possible but you should independently calculate nutritional information on your own before relying on them. I expressly disclaim any and all liability of any kind with respect to any act or omission wholly or in part in reliance on anything contained in this website.

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4.89 from 36 votes (8 ratings without comment)

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144 Comments

  1. You had me a slow cooker. 🙂 It looks like a super yummy breakfast.

  2. I’ve not tried JDF sausage but I’ll look for it next time out to the store. This time around I’ll just make my usual homemade organic ground turkey sausage, sans forming patties. I like the broccoli addition and I may split it with spinach and/or asparagus/shredded brussel sprouts and add some crumbled uncured smoked bacon. Perfect dinner for today..the only summer-like day we will have from here on out in our neck of the woods. 🙂

  3. until now it never crossed my mind that a casserole can be converted into a breakfast dish. thanks for sharing the idea and recipe, it is one that i definitely will be recreating.

  4. This looks fantastic Carolyn! I’m imagining breakfast for dinner. Wrap that sausage and egg goodness in a tortilla with some sour cream and salsa… mmmm! So easy too!

  5. This looks delicious, Carolyn!! Way to go with another awesome crock-pot recipe too.

  6. Thanks for this recipe! Once a month we go to Costco for a huge stock-up and by the time we get home for lunch we’re always starving and cranky – I’m going to put this in the crock before we leave so we can come home for a hot lunch!

  7. Thank you for another great slow cooker recipe! I’m looking forward to more of them in the future!

  8. First of all – I’m totally making this. I am not a morning person, so this would make things so much easier!
    Second – I am the biggest Jones Dairy Farm fan. They honestly make the best pork products!!

    1. Agreed, I am loving JDF!

  9. Probably about 12 yrs into LC, I developed an aversion to eggs, (actually it started earlier with HBE). I will check out the slow cooker cake for breakfast, though. Thanks, again.

    1. I am so sorry to hear that!

  10. Broccoli? Way to ruin it ! Just add more cheese and garlic

    Maybe use diced or carmelized onions instead of the Broccoli?

    1. Well, gee, thanks. Add whatever you prefer, but I love the broccoli and stand by it as written.

      1. Jennifer Ghafoor says:

        Broccoli all day and all night, Carolyn! Eric is just trolling!

    2. Charlene Turgeon says:

      I hear you, not a fan either. Hoping to use baby spinach to keep the “green” in the recipe.

  11. I am SO with you on breakfast. It is my absolute favorite meal of the day hands down.
    I have been trying to use my slow-cooker more, because it’s just so darn EZ. This looks like my next attempt! Pinned!

    1. pat farrell says:

      Can I freeze this

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