This Keto Broccoli Cheese Chicken Casserole is a comforting, creamy dish that brings together tender chicken and fresh broccoli in a luscious, cheesy sauce. It’s a perfect low-carb meal that fills your kitchen with inviting aromas and pleases every family member at the dinner table.
The rich cheddar and cream cheeses blend beautifully with garlic and paprika for a savory flavor punch, while the steamed broccoli adds a tender crunch. It’s a wholesome, keto-friendly casserole that is simple to prepare and ideal for cozy weeknight dinners or meal prep.
- Deliciously creamy and cheesy without the carbs, fitting perfectly into any keto lifestyle.
- Combines tender cooked chicken with fresh broccoli for a nutritious, filling meal.
- Quick to prepare and bake, making it great for busy evenings or batch cooking.
Ingredients
- Cooked chicken, shredded or diced: About 2 cups of tender, cooked chicken provides protein and a hearty base for the casserole.
- Broccoli florets, steamed: 2 cups of fresh broccoli steamed until just tender to keep color and nutrients intact.
- Heavy cream: 1 cup of full-fat cream adds rich, creamy texture and depth of flavor.
- Shredded cheddar cheese: 1 cup of sharp cheddar cheese melts beautifully, giving the casserole its cheesy top and savory taste.
- Cream cheese, softened: 1/2 cup cream cheese gives the sauce a smooth, velvety consistency and tangy richness.
- Garlic powder: 1 teaspoon adds subtle aromatic undertones that complement the cheese and chicken perfectly.
- Salt and pepper: To taste, seasoning enhances all the flavors harmoniously.
- Paprika (optional): 1/2 teaspoon for a mild smoky flavor and vibrant color boost.
Instructions
- Preheat the oven
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Set your oven to 350°F (175°C) to ensure it reaches the perfect temperature by the time your casserole is ready to bake. This moderate heat helps cook the casserole evenly without drying it out.
- Make the creamy sauce
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In a large mixing bowl, whisk together the heavy cream, softened cream cheese, garlic powder, salt, pepper, and optional paprika. Mixing until smooth creates a luscious base that clings to the chicken and broccoli.
- Combine chicken and broccoli
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Add the shredded chicken and steamed broccoli to the creamy sauce. Stir gently to coat everything well, ensuring every bite is infused with flavor and richness.
- Prepare the baking dish
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Grease a 9×13-inch baking dish lightly to prevent sticking. Then transfer the coated chicken and broccoli mixture evenly into the dish, spreading it smoothly for even baking.
- Add cheddar cheese topping
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Sprinkle the shredded cheddar cheese evenly over the mixture’s surface. This forms a golden, bubbly, and savory crust during baking that enhances flavor and texture.
- Bake until bubbly
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Place the dish in the preheated oven and bake for 25-30 minutes. The casserole should be hot, with melted cheese bubbling on top, indicating a perfectly cooked creamy center.
- Cool before serving
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Let the casserole cool for a few minutes after baking to allow it to set slightly. This makes serving easier and lets the flavors meld wonderfully before enjoying.
- Steaming the broccoli just until tender preserves nutrients and prevents it from becoming mushy in the casserole.
- You can swap cheddar for your preferred melty cheeses like mozzarella or gouda to vary flavor.
- Using cooked chicken saves time — rotisserie chicken works perfectly for this dish.
Storage Tips
Store leftover casserole in an airtight container in the refrigerator for up to 3 days. To reheat, warm in the oven or microwave until hot and bubbly for best texture.
Serving Suggestions
Serve this casserole hot with a fresh green salad or cauliflower rice to keep the meal low carb and balanced. It also pairs well with a crisp keto-friendly pickle or steamed veggies.
- For extra flavor, sauté minced garlic in butter before mixing with the cream for a deeper garlic taste.
- Ensure the cheeses are at room temperature for easier blending and smoother sauce consistency.
- Let the casserole rest after baking to set, which helps with cleaner serving portions.
FAQs
- Can I use raw chicken for this casserole?
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This recipe requires cooked chicken, so raw chicken must be cooked first to prevent undercooking and ensure food safety.
- Is this casserole freezer-friendly?
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Yes, you can freeze it before baking. Wrap tightly and freeze up to 2 months, then bake from frozen adding extra baking time.
- Can I substitute broccoli with other vegetables?
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Absolutely! Cauliflower or green beans work well as a low-carb alternative if you want a different veggie texture.
- What can I use instead of heavy cream?
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Full-fat coconut milk or sour cream can be alternatives, but the texture and taste will slightly differ from the original.
- How can I make it spicier?
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Add chili flakes, cayenne pepper, or a bit of diced jalapeño to the sauce for a spicy kick while maintaining the keto profile.

Keto Broccoli Cheese Chicken Casserole
Equipment
- 1 9x13-inch baking dish greased
- 1 large mixing bowl
Ingredients
- 2 cups cooked chicken shredded or diced
- 2 cups broccoli florets steamed
- 1 cup heavy cream
- 1 cup shredded cheddar cheese
- 1/2 cup cream cheese softened
- 1 teaspoon garlic powder
- 1/2 teaspoon paprika optional
- Salt and pepper to taste
Instructions
- Preheat the oven to 350°F (175°C).
- In a large mixing bowl, blend heavy cream, cream cheese, garlic powder, salt, pepper, and paprika until smooth.
- Add the shredded chicken and steamed broccoli, stirring to coat evenly.
- Transfer the mixture to a greased 9x13-inch baking dish and top with shredded cheddar cheese.
- Bake for 25 to 30 minutes until cheese is melted and bubbly.
- Let the casserole cool slightly before serving.
Notes
- Use fresh broccoli for best texture.
- Substitute cream cheese with sour cream for a tangier flavor.
- Store leftovers in an airtight container in the refrigerator up to 3 days.