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21 Low Carb High Protein Casserole Recipes

Casseroles are quick and easy to put together. These low carb high protein casserole recipes comforting, wholesome, and generally make plenty of leftovers to enjoy the next day.

Cooking a new dinner every single day can get tiring quickly, especially if you’re cooking for your whole family. If you’re trying to hit certain macros on top of that, it can feel impossible!

But don’t worry, there’s a way to do it all without spending hours making different meals. The solution? The humble casserole. Best of all, you can make a casserole with almost anything.

In other words, they’re the perfect way to manage a low-carb, high-protein diet at dinnertime. Read on for some of my favorite low-carb, high-protein casserole recipes!

Low Carb High Protein Casseroles

1. Keto Chicken Cauliflower Casserole

5. Keto Chicken Cauliflower Casserole

Sometimes, the classics are the best. This creamy keto chicken casserole is warm, meal prep-friendly, and fun for the whole family!

I personally loved making this casserole. Simple, easy but so nutritious. And, of course, low carb!

Per Serving:

  • Calories: 342
  • Fats: 27g
  • Protein: 21g
  • Carbs: 4.6g
  • Fiber: 0.6g
  • Sugar: 1.5g

2. Keto Cheesy Philly Casserole

keto philly casserole

The classic Philly cheesesteak is one of the most addictive sandwiches out there. It’s rich, cheesy, and packed to the gills with protein. But it’s also fairly high in carbs!

If that’s not something you want, then this casserole is the best avenue to still enjoy these flavors.

Per Serving:

  • Calories: 338
  • Fats: 22g
  • Protein: 28g
  • Carbs: 6.7g
  • Fiber: 1.3g
  • Sugar: 2.6g

3. Sausage and Spinach Breakfast Casserole

Sausage and Spinach Breakfast Casserole

Let’s kick things off with one of my go-to casserole recipes: a classic sausage and spinach combo. This is a delicious breakfast casserole, but you can enjoy it any time of the day.

I love using this to feed a crowd. It’s also great for meal prepping, since it keeps well in the fridge.

Per Serving:

  • Calories: 407
  • Fats: 31g
  • Protein: 23g
  • Carbs: 8.1g
  • Fiber: 1.9g
  • Sugar: 4g

4. Broccoli Cauliflower Casserole

broccoli cauliflower casserole

Cauliflower and broccoli are some of my favorite veggies to play with when it comes to low-carb cooking. This casserole is no different.

With 17g of protein per serving, this makes for an awesome low carb casserole you won’t be able to stop eating. Talking from experience.

Per Serving:

  • Calories: 388
  • Fats: 32g
  • Protein: 17g
  • Carbs: 12g
  • Fiber: 2.4g
  • Sugar: 3.6g

5. Keto Jalapeno Popper Casserole

3. Keto Jalapeno Popper Casserole

This is the best casserole you’ll ever have. Well, or at least one of them.

It’s delicious, filled with bold flavors, some spice and creaminess. Just the kind of cheesy goodness you might need. I know sure do.

Per Serving:

  • Calories: 438
  • Fats: 31g
  • Protein: 34g
  • Carbs: 5.4g
  • Fiber: 0.6g
  • Sugar: 2.1g

6. Keto Taco Casserole

low carb taco casserole

Everybody deserves a great taco night, even if you’re not eating carbs. Luckily, this low carb high protein casserole provides a quick and easy way to enjoy those flavors without the high-carb shell.

In just 45 minutes, you’ll have a leftover-friendly casserole packed to the gills with protein.

Per Serving:

  • Calories: 568
  • Fats: 40g
  • Protein: 37g
  • Carbs: 14g
  • Fiber: 4.6g
  • Sugar: 5.5g

7. Chicken Bacon Ranch Casserole

keto chicken bacon ranch casserole

Looking for unbeatable combinations that will always equal a win with your family? Chicken, bacon, and ranch. Those three words will always bring your family (and even the neighbors) running!

This casserole is packed with vegetables, too, so everyone’s getting the nutrients they need!

Per Serving:

  • Calories: 315
  • Fats: 22g
  • Protein: 25g
  • Carbs: 4.2g
  • Fiber: 0.9g
  • Sugar: 1.8g

8. Cheese and Tomato Quiche

Cheese and Tomato Quiche

Cheese and tomato is one of the most well-loved combinations in the world, and for good reason! Pizza, sandwiches, pastries, it ends up everywhere.

So, why not turn the spotlight on this tasty combo with a quiche? This comforting low carb casserole is a super easy breakfast, lunch, or dinner made with comforting ingredients.

Per Serving:

  • Calories: 573
  • Fats: 52g
  • Protein: 23g
  • Carbs: 4.6g
  • Fiber: 0.5g
  • Sugar: 2.1g

9. Hatch Chile Rellenos Casserole

Hatch Chile Rellenos Casserole

Source: whatagirleats.com

Chile rellenos are usually made with a lot of oil, but this casserole version is much healthier. Not to mention, it’s higher in protein and much easier to make. All upsides!

Embrace this Southwest staple for a crowd-pleasing dish your entire family will love.

Per Serving:

• Calories: 303

• Fats: 23g

• Protein: 16g

• Carbs: 7g

• Fiber: 2g

• Sugar: 3g

10. Keto Tater Tot Casserole

Keto Tater Tot Casserole

Source: fitmomjourney.com

That’s right, I’m all about tater tots! They’re a wonderful choice to feed a family, especially if you have some picky eaters in the bunch. This is a keto-friendly casserole that’s easy to pull together.

The ‘tots’ are frozen cauliflower with a generous coating of cheese, so this is healthy and protein packed.

Per Serving:

• Calories: 170

• Fats: 10g

• Protein: 13g

• Carbs: 4g

• Fiber: 1g

• Sugar: 0g

11. Roasted Poblano & Chorizo Egg Casserole

Roasted Poblano & Chorizo Egg Casserole

Source: thecreativebite.com

As you can see, one of the staple ingredients for a high-protein casserole is plenty of eggs. They’re an easy base for a ton of different flavors, and fairly affordable as well.

In this case, the roasted poblano peppers and chorizo are a great combination for spice lovers.

Per Serving:

• Calories: 290

• Fats: 21g

• Protein: 19g

• Carbs: 8g

• Fiber: 1g

• Sugar: 3g

12. Keto Chicken Meatball Casserole

Keto Chicken Meatball Casserole

Source: divaliciousrecipes.com

Meatballs are a comfort food staple, and an easy way to feed a crowd on a budget. These keto chicken meatballs are lean but delicious, offering a great base for your next casserole.

If you don’t want to use chicken, this casserole would still work with any other ground meat your heart desires.

Per Serving:

• Calories: 454

• Fats: 29g

• Protein: 33g

• Carbs: 7g

• Fiber: 3g

• Sugar: 0g

13. Leftover Pulled Pork Cuban Casserole

Leftover Pulled Pork Cuban Casserole

Source: grilling24x7.com

Got some leftover pulled pork you don’t want to go to waste? This delicious Cuban casserole is the recipe for you.

Layered pork, cheese, bacon, and pickles come together to create a Cuban sandwich-style dish. Quick and easy, this is a great way to make use of your leftovers in a high protein way.

Per Serving:

• Calories: 413

• Fats: 26g

• Protein: 41g

• Carbs: 2g

• Fiber: 1g

• Sugar: 1g

14. Zucchini Casserole with Ground Beef

 Zucchini Casserole with Ground Beef

Source: thefreshcooky.com

Zucchini is a great vegetable to rely on if you want filling meals without the carbs. Not only do they take on a delicious texture when baked, but they also soak up flavor like a sponge.

Not to mention, they pack in the nutrients!! This ground beef and zucchini casserole will be an instant favorite.

Per Serving:

• Calories: 468

• Fats: 38g

• Protein: 23g

• Carbs: 9g

• Fiber: 2g

• Sugar: 5g

15. Keto Mexican Chicken Casserole

Keto Mexican Chicken Casserole

Source: divaliciousrecipes.com

Here’s another version of a Mexican casserole. This time, we’ve got a layer of melted cheese on top to grease the way. With all these comforting flavors, this will be an instant family hit.

The best part is that you can customize this recipe based on what you have in your pantry.

Per Serving:

• Calories: 299

• Fats: 17g

• Protein: 29g

• Carbs: 8g

• Fiber: 3g

• Sugar: 0g

16. Spinach Artichoke Chicken Casserole

Spinach Artichoke Chicken Casserole

Source: anediblemosaic.com

Love the taste of spinach and artichoke dip, but need something more filling? Allow me to introduce: the spinach artichoke chicken casserole!

Creamy, filling, and full of protein, this is a great staple for potlucks and weeknights alike.

Per Serving:

• Calories: 530

• Fats: 44g

• Protein: 27g

• Carbs: 5g

• Fiber: 1g

• Sugar: 2g

17. Keto Breakfast Casserole

Keto Breakfast Casserole

Source: jenniferbanz.com

Sort out breakfast for the whole family in no time with this delicious keto breakfast casserole. This is like a healthy version of a bacon and egg fry-up, with some extra vegetables in the mix.

Plus, it all comes together in a single dish, so no dishes to worry about once you’re done!

Per Serving:

• Calories: 389

• Fats: 29g

• Protein: 26g

• Carbs: 4.9g

• Fiber: 0.6g

• Sugar: 0g

18. Keto Taco Casserole

keto taco casserole

Source: curbingcarbs.com

Here’s another take on a classic taco casserole. This ground beef keto casserole is rich with Mexican spices, featuring a thick layer of delicious cheese on top. In other words, its irresistible.

This is the go-to dish when the kids are being fussy and you need something that will satisfy them without getting takeout.

Per Serving:

• Calories: 317

• Fats: 21g

• Protein: 27g

• Carbs: 3g

• Fiber: 0g

• Sugar: 1g

19. Chicken Cordon Bleu Casserole

Chicken Cordon Bleu Casserole

Source: lowcarbyum.com

For this next dish, we’re hopping over to France for some inspiration. This chicken cordon bleu casserole features chicken, cheese, and plenty of bacon for some extra deliciousness.

While it sounds fancy, you can make this entire casserole in as little as thirty minutes. 

Per Serving:

• Calories: 408

• Fats: 30g

• Protein: 30g

• Carbs: 2g

• Fiber: 0g

• Sugar: 1g

20. Keto Reuben Casserole

Keto Reuben Casserole

Source: jenniferbanz.com

Who doesn’t love a great Reuben sandwich? This is an easier casserole version of that delicious sandwich with half the preparation time.

Not only is this keto casserole is super easy for you to make, but it also features a ton of protein to keep everyone full and satisfied.

Per Serving:

• Calories: 407

• Fats: 26g

• Protein: 29g

• Carbs: 4g

• Fiber: 1g

• Sugar: 0g

21. Tuna Casserole with Spinach

Tuna Casserole with Spinach

Source: lowcarbyum.com

Finally, let’s cap off the list with a classic: a spinach and tuna casserole. This high protein casserole is another affordable meal you can make with the ingredients you have on hand.

This is certified kid-approved, and a great fallback if you’re unsure what to make for dinner on a busy weeknight.

Per Serving:

• Calories: 638

• Fats: 52g

• Protein: 38g

• Carbs: 6g

• Fiber: 2g

• Sugar: 1g

We’ve reached the end of our list, so hopefully you’ve found a low-carb high-protein casserole that you’d like to try! There are so many great options here.

The best part about cooking a casserole – apart from the lack of dishes – is that a casserole is almost always a crowd-pleaser. Your family will love these recipes (and so will you).

Let me know which casserole recipes stood out to you in the comments below!