Creamy Keto Broccoli Chicken Casserole is one of those comforting meals that feels indulgent while staying completely low carb. Packed with tender chicken, vibrant broccoli, and a rich, cheesy sauce, this casserole fits perfectly into a ketogenic lifestyle without sacrificing flavor or satisfaction. It’s the kind of dish that works just as well for a busy weeknight dinner as it does for meal prep or sharing with family.
Why You’ll Love This Recipe
Creamy Keto Broccoli Chicken Casserole checks all the boxes for a reliable, crowd-pleasing meal. First, it’s naturally low in carbohydrates while being rich in healthy fats and protein, making it ideal for keto and low-carb diets. The combination of cheeses creates a creamy, satisfying texture that feels indulgent without added starches.
Ingredients You’ll Need
Here are the ingredients needed to make Creamy Keto Broccoli Chicken Casserole.
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
Ingredients
- 3 cups cooked, shredded chicken (rotisserie works great)
- 4 cups fresh broccoli florets, lightly steamed or blanched
- 1 ½ cups shredded cheddar cheese
- 1 cup shredded mozzarella cheese
- 4 oz cream cheese, softened
- ½ cup sour cream
- ¼ cup mayonnaise
- ¼ cup grated Parmesan cheese
- ½ teaspoon garlic powder
- ½ teaspoon onion powder
- ¼ teaspoon paprika (optional)
- Salt and black pepper, to taste
- 2 tablespoons chopped fresh parsley (for garnish)
- Cooking spray or butter, for greasing the baking dish
Each ingredient plays an important role, from the protein-rich chicken to the creamy cheeses that bind everything together into a rich, satisfying casserole.
Let’s Get Started
Step-by-Step Instructions
Preheat the Oven
Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish with cooking spray or butter and set aside.Prepare the Broccoli
Lightly steam or blanch the broccoli florets until just tender but still bright green. Drain well to avoid excess moisture in the casserole.Make the Creamy Sauce
In a large mixing bowl, combine the softened cream cheese, sour cream, mayonnaise, and grated Parmesan cheese. Stir until smooth and creamy.Season the Sauce
Add garlic powder, onion powder, paprika (if using), salt, and black pepper. Mix well to distribute the seasoning evenly.Add Chicken and Broccoli
Fold the shredded chicken and prepared broccoli into the sauce mixture, making sure everything is well coated.Add the Cheese
Stir in the shredded cheddar and mozzarella cheeses, reserving a small handful of each to sprinkle on top if desired.Assemble the Casserole
Transfer the mixture to the prepared baking dish and spread it evenly.Bake
Bake uncovered for 25–30 minutes, or until the casserole is bubbling around the edges and lightly golden on top.Rest and Garnish
Remove from the oven and let rest for 5 minutes. Garnish with chopped fresh parsley before serving.
Servings and Pairing Variations
This casserole serves about 4–6 people, depending on portion size. It’s filling enough to serve on its own, but it also pairs beautifully with keto-friendly sides.
Pairing ideas include:
- A crisp green salad with olive oil dressing
- Roasted cauliflower or zucchini
- Garlic butter mushrooms
- Keto biscuits or cloud bread
Variations to try:
- Swap cheddar for pepper jack for a spicy kick
- Add cooked bacon crumbles for extra richness
- Use cauliflower florets instead of broccoli for a different texture
Storage Tips
Creamy Keto Broccoli Chicken Casserole stores very well, making it ideal for leftovers and meal prep.
- Refrigerator: Store in an airtight container for up to 4 days.
- Freezer: Freeze individual portions for up to 2 months. Thaw overnight in the refrigerator before reheating.
- Reheating: Warm in the oven at 350°F until heated through, or microwave in short intervals, stirring if needed.
FAQs
Can this casserole be made ahead of time?
Yes, the casserole can be assembled up to 24 hours in advance and stored in the refrigerator before baking.
Is this recipe gluten-free?
Yes, all ingredients are naturally gluten-free, making it suitable for those avoiding gluten.
Can frozen broccoli be used instead of fresh?
Frozen broccoli works well, but it should be thawed and thoroughly drained to prevent excess moisture.
What type of chicken works best?
Rotisserie chicken is convenient, but baked or poached chicken breasts or thighs also work perfectly.
Final Thoughts
Creamy Keto Broccoli Chicken Casserole is the perfect example of how low-carb cooking can still feel comforting and indulgent. With simple ingredients, easy preparation, and rich, cheesy flavor, it’s a dish that fits effortlessly into a keto lifestyle while still pleasing the whole family.
Print
Keto Broccoli Chicken Casserole
- Total Time: 45 minutes
- Yield: 6 servings
- Diet: Gluten Free
Description
Creamy Keto Broccoli Chicken Casserole brings tender chicken, broccoli, and melted cheese together in a comforting low carb recipe. Perfect for cozy evenings or easy meal prep, this keto-friendly casserole fits seamlessly into a healthy routine.
Ingredients
- 3 cups cooked, shredded chicken (rotisserie works well)
- 4 cups fresh broccoli florets, lightly steamed or blanched
- 1 ½ cups shredded cheddar cheese
- 1 cup shredded mozzarella cheese
- 4 oz cream cheese, softened
- ½ cup sour cream
- ¼ cup mayonnaise
- ¼ cup grated Parmesan cheese
- ½ teaspoon garlic powder
- ½ teaspoon onion powder
- ¼ teaspoon paprika (optional)
- Salt and black pepper, to taste
- 2 tablespoons chopped fresh parsley (optional, for garnish)
- Cooking spray or butter, for greasing the dish
Instructions
- Preheat oven to 375°F (190°C) and grease a baking dish.
- Steam or blanch broccoli until just tender; drain well.
- In a large bowl, mix cream cheese, sour cream, mayonnaise, and Parmesan until smooth.
- Stir in garlic powder, onion powder, paprika, salt, and pepper.
- Fold in shredded chicken and broccoli until evenly coated.
- Mix in cheddar and mozzarella cheese, reserving a small amount for topping if desired.
- Spread mixture evenly in the prepared baking dish.
- Bake uncovered for 25–30 minutes until bubbly and lightly golden.
- Rest for 5 minutes before serving; garnish with parsley if using.
Notes
- Drain broccoli thoroughly to avoid excess moisture.
- Use freshly shredded cheese for smoother melting.
- Add cooked bacon or mushrooms for extra flavor variation.
- Prep Time: 15 minutes
- Cook Time: 30 minutes