Keto Cheesy Chicken Broccoli Casserole

If cheese is your love language, you are going to love this cheesy Keto Chicken Broccoli Casserole! It is bursting with cheesy goodness and wonderfully flavorful chicken and broccoli.

I’m not quite sure what else to say about this casserole other than IT IS SO GOOD. It’s cheesy, creamy, perfectly seasoned, super easy to make, and a dish the whole family will adore. Okay, I guess I had quite a few other things to say about it. 😉 There is a lot to love about this recipe and I am certain it will become a favorite in your household like it is in ours!

Why You’ll Love This Keto Broccoli Casserole

• It uses kitchen staples. No fancy ingredients here; just basics like chicken, broccoli, cream cheese, mozzarella cheese, garlic powder, and more.
• It pairs easily with a non-keto side for family members who aren’t on keto. For your non-keto family members, serve this keto casserole with a side of white or brown rice for a super simple meal.
• It also pairs easily with a side salad. Amp up the veggie content of your meal by serving this with a simple side salad.
• Each serving contains only 5g net carbs.
• It is SO good. Need I say more?! 🙂

Ingredients Needed for this Cheesy Keto Chicken Broccoli Casserole

Ingredient quantities for the keto chicken casserole are located in the recipe card at the end of the post.

• Broccoli florets – preferably fresh, but you can also use frozen
• Cooked chicken breast – you can prep this up to 3-4 days in advance, if desired
• Cream cheese
• Sour cream
• Mozzarella cheese
• Parmesan cheese
• Heavy whipping cream
• Dijon mustard
• Garlic powder
• Salt and pepper

How to Make Keto Chicken Broccoli Cheese Casserole

This is just a quick overview of how to make low carb chicken broccoli casserole. For the recipe in detail, scroll to the recipe card at the end of the post.

Assemble all ingredients and cook your broccoli.

TIP: It’s best to use fresh broccoli (it will give the best flavor and a firmer structure to the casserole), but you can use frozen broccoli if you’re in a pinch.

Then create the cheese sauce. Try not to eat it off the spoon! 😉

TIP: This cheese sauce can be used for other dishes. It’s great to make as a sauce for broccoli or cauliflower!

Stir in chopped, cooked chicken breast and steamed broccoli.

Transfer to a baking dish, top with remaining mozzarella cheese, and bake. Out comes this beauty…

Portion into individual servings and enjoy!

Can I Eat Chicken and Broccoli Casserole on the Keto Diet?

You can eat chicken and broccoli casserole on the keto diet as long as you substitute the heavy carb ingredients with low carb ingredients. You must not use rice in the recipe. Instead, you can either add more fat content like healthy fats and more broccoli.

More Chicken Casserole Recipes

• King ranch chicken is a southwestern dish that is beloved by everyone who tries it!
• Zucchini and chicken casserole is delicious year-round, but especially during the summer.
• Learn how to make chicken Alfredo keto-friendly by following our easy-to-make recipe.
• Add a bit of spice to your menu with chicken teriyaki, the family will enjoy this one.

How Do I Make Chicken and Broccoli Casserole Keto-Friendly?

You make chicken and broccoli casserole keto-friendly adding more healthy fats like sour cream and cheese to boost the fat macros and use extra broccoli in place of rice. Making a keto version of this recipe is easy and similar in prep and cooking time.

Can I Substitute Fresh Broccoli for Frozen in a Casserole?

Yes, you can substitute fresh broccoli for frozen broccoli in a casserole. However, you may need to add a bit more cooking time to allow the fresh broccoli to cook properly. Or, you can chop the broccoli into smaller pieces to allow for a quicker cook time.

Other Keto Casseroles You May Enjoy

Love casseroles? Me too! Check out some of these our best keto casseroles:

• A chicken stir fry is a quick recipe that you can make when you are short on time. Plus, it is delicious!
• Our easy keto ham recipes are delicious, especially this popular ham casserole.
• This easy low carb tuna casserole recipe is fast and delicious!
• The whole family can eat breakfast casserole on the keto diet by following our recipe.
• Keto Casseroles with Ground Beef
• You can eat pizza casserole on the keto diet by substituting wheat with this amazing vegetable!
• Learn how to make make this easy low carb cheeseburger casserole recipe that the whole family will enjoy.

Nutrition Facts for Keto Broccoli Chicken Casserole

Per serving (six total):

• 380 calories
• 25g fat
• 32g protein
• 5g net carbs

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Keto Chicken Broccoli Casserole

If cheese is your love language, you are going to love this cheesy Keto Chicken Broccoli Casserole! It is bursting with cheesy goodness and wonderfully flavorful chicken and broccoli.

5 from 16 votes

Print Pin Rate

Course: Dinner, Lunch

Cuisine: American, Western

Keyword: keto broccoli cheese casserole, keto chicken broccoli casserole, keto chicken casserole, low carb chicken casserole

Prep Time: 10 minutes minutes

Cook Time: 35 minutes minutes

Total Time: 45 minutes minutes

Servings: 6

Calories: 380kcal

Ingredients

• 9 oz fresh broccoli florets
• 4 oz cream cheese
• 1/3 cup sour cream
• 1/2 cup heavy whipping cream
• 1 tbsp Dijon mustard
• 1 tsp garlic powder
• 1 tsp salt
• 1/2 tsp pepper
• 1 cup shredded mozzarella cheese divided
• 1/2 cup Parmesan cheese grated
• 3 cups cooked chicken breast chopped

Cook ModePrevent your screen from going dark

Instructions

• Preheat oven to 400° F.
• Place broccoli in a large bowl with 1-inch water. Microwave on HIGH for 14 minutes or until broccoli is tender. Drain water from broccoli; set aside.
• In a large nonstick skillet over medium heat, heat cream cheese, sour cream, heavy cream, and Dijon mustard until melted and thoroughly combined. Stir in garlic powder, salt, and pepper. Add 1/2 cup mozzarella cheese and Parmesan cheese. Stir until melted. Remove from heat and stir in chopped, cooked chicken breast and drained broccoli.
• Transfer mixture to an 8- x 8-inch baking dish. Sprinkle top with remaining 1/2 cup mozzarella cheese.
• Bake at 400° for 15 minutes or until cheese is melted and lightly browned.

Notes

This recipe tastes best with fresh broccoli florets. However, if you would prefer to use frozen broccoli florets, omit step 2 and instead follow the instructions on the package to prepare the broccoli. Once cooked, drain water from the broccoli and set aside.

People who like this keto casserole also made these: Cauliflower Cheese Casserole, Low Carb Tuna Casserole and  Keto Pizza Casserole.

Nutrition Facts

Keto Chicken Broccoli Casserole

Amount Per Serving

Calories 380 Calories from Fat 225

% Daily Value*

Fat 25g38%

Saturated Fat 14g88%

Cholesterol 135mg45%

Sodium 811mg35%

Potassium 400mg11%

Carbohydrates 6g2%

Fiber 1g4%

Sugar 2g2%

Protein 32g64%

Vitamin A 1096IU22%

Vitamin C 38mg46%

Calcium 269mg27%

Iron 1mg6%

* Percent Daily Values are based on a 2000 calorie diet.

Nutrition Disclaimer

Nutrition facts are included as a courtesy only. They are accurate to the best of our knowledge based on the ingredients and brands used, but their accuracy is not guaranteed. If applicable, sugar alcohols have already been removed from the total carb count.

More Low Carb Family Meals

Looking for even more low carb dinner ideas for the whole family? Whether it is keto recipes with ground beef to easy keto pizza recipes, we’ve got you covered!