There’s something incredibly satisfying about finding comfort in a dish that feels indulgent yet stays true to a healthy lifestyle. Imagine tender chicken, crisp-tender broccoli, and a creamy Alfredo sauce melding together into a warm embrace, all while keeping your carb count in check. This Keto Chicken Alfredo Broccoli Bake isn’t just an ordinary casserole; it’s a celebration of flavors that lets you savor every decadent bite without the guilt.
I discovered this delightful recipe after a long day, craving something hearty yet wholesome. Within 45 minutes, I transformed simple ingredients into a gourmet meal that left everyone at the table raving. With a golden mozzarella crust bubbling to perfection, this dish is not only a feast for the eyes but also a nourishing option for those tired of the fast-food monotony. Perfect for any weeknight dinner, let’s dive into this comforting casserole that proves healthy eating can still mean enjoying your favorite flavors!

Why is this Keto Chicken Alfredo Broccoli Bake a must-try?
Indulgence and health: Experience the best of both worlds as this recipe marries rich, creamy Alfredo with lean protein and vibrant veggies.
Quick preparation: A mere 45 minutes stands between you and this spectacular meal, making it perfect for busy weeknights.
Low-carb joy: Enjoy guilt-free indulgence, as this dish aligns seamlessly with your keto lifestyle without sacrificing flavor.
Crowd-pleaser: Its bubbly, cheesy topping and savory aroma make it irresistible, ensuring it’s a hit with family and guests alike.
Versatile options: Customize with your favorite veggies or swap in rotisserie chicken for an even quicker prep—your dinner, your way!
Keto Chicken Alfredo Broccoli Bake Ingredients
For the Casserole
- Chicken Breast – Lean protein base; shredded or cubed ensures tenderness.
- Broccoli Florets – Adds color, crunch, and nutrition; can substitute with frozen florets (thaw and drain first).
- Heavy Cream – Creates a rich sauce; can be replaced with half-and-half or a dairy-free alternative like coconut cream.
- Cream Cheese – Contributes to sauce thickness and creaminess; optional to use vegan cream cheese for a dairy-free option.
- Parmesan Cheese – Provides sharp, nutty flavor; necessary for traditional Alfredo sauce texture.
- Mozzarella Cheese – Forms a bubbly, golden crust; use shredded for even melting.
- Minced Garlic – Adds aromatic depth; essential for flavoring the sauce.
- Olive Oil – For sautéing garlic; use any cooking oil to avoid sticking.
- Salt & Pepper – Essential for seasoning; adjust according to taste preferences.
- Italian Herbs – Introduces classic Mediterranean flavors; oregano, basil, and thyme recommended.
- Red Pepper Flakes – Optional for a slight kick of heat; enhances the dish without overpowering the creamy flavor.
How to Make Keto Chicken Alfredo Broccoli Bake
- Preheat the oven to 375°F (190°C). This first step is essential to ensure your casserole bakes evenly and reaches that perfect golden-brown crust.
- Steam the broccoli florets for about 5 minutes until they are tender-crisp, then set them aside. This keeps their vibrant color and crunch—a delightful texture in your casserole!
- Sauté minced garlic in olive oil in a skillet until fragrant, about 1 minute. Keep a close eye; you want the garlic to release its aromatic oils without browning.
- Blend in the heavy cream and cream cheese, stirring until smooth and the cheese melts completely. This creates the base of your rich, creamy Alfredo sauce.
- Stir in the Parmesan cheese, mixing until the sauce thickens slightly. This adds that delicious, nutty flavor integral to a traditional Alfredo!
- Season with salt, pepper, Italian herbs, and red pepper flakes to taste. A little kick balances the creaminess beautifully, but adjust to your heat preference.
- Combine the cooked chicken and steamed broccoli in a baking dish. Gently fold them together to ensure every piece is coated in that flavorful mixture!
- Pour the creamy Alfredo sauce over the chicken and broccoli, mixing gently. Ensure everything is evenly coated for that delicious, cheesy experience in each bite.
- Top with shredded mozzarella cheese evenly. This will create the bubbly, golden crust you’ll be eager to dig into after baking!
- Bake for 20-25 minutes until the cheese is golden and bubbly. Keep an eye on it to achieve that perfect color without burning the cheese.
- Rest the dish for a few minutes before serving. This allows the sauce to set, giving you cleaner slices and a more indulgent experience!
Optional: Garnish with chopped fresh parsley for a burst of color and freshness.
Exact quantities are listed in the recipe card below.

What to Serve with Keto Chicken Alfredo Broccoli Bake?
Creating a well-rounded meal will elevate your Keto Chicken Alfredo Broccoli Bake into a feast everyone will enjoy.
- Arugula Salad: This peppery green salad with a zesty lemon vinaigrette provides a refreshing contrast, balancing the rich flavors of the casserole. It’s a simple way to add a burst of freshness to your plate.
- Garlic Butter Zucchini Noodles: Light and low-carb, these noodles absorb the garlicky goodness while offering a delightful texture that complements the creamy bake, ensuring your meal is both satisfying and wholesome.
- Cauliflower Rice: A classic keto side, cauliflower rice allows you to soak up every last drop of the Alfredo sauce while keeping the meal light and fluffy. It’s a perfect blank canvas for those sumptuous flavors!
- Keto Garlic Bread: For those moments when you want to indulge, keto-friendly garlic bread adds crunch and a familiar comfort. Pair it with a bit of marinara for dipping—pure satisfaction on those cool evenings.
- Roasted Brussels Sprouts: Crispy, caramelized sprouts tossed in olive oil make for a delicious side that contrasts the creamy casserole. Their slightly bitter and nutty flavor adds depth to your meal.
- A Dry White Wine: A crisp, chilled glass of Sauvignon Blanc can enhance the flavors of your casserole, providing a refreshing counterbalance to the richness of the dish. Perfect for a cozy dinner atmosphere!
Make Ahead Options
These Keto Chicken Alfredo Broccoli Bake preparations are perfect for busy home cooks looking to save time! You can assemble the casserole up to 24 hours in advance, covering it tightly and refrigerating before baking. To maintain quality, steam the broccoli just until tender-crisp and mix the ingredients with fresh sauce for optimal flavor. When you’re ready to enjoy this delicious meal, simply preheat your oven and bake as instructed, allowing an extra five to ten minutes if baking straight from the fridge. This way, you’ll have a comforting, gourmet dish waiting to be devoured with minimal effort, ensuring your weeknight dinners never feel rushed!
Expert Tips for Keto Chicken Alfredo Broccoli Bake
- Perfect Garlic: Monitor garlic closely while sautéing. It should turn fragrant and golden but avoid browning to prevent bitterness.
- Creamy Consistency: If the sauce seems too thick, add a splash of chicken broth or water to achieve your desired creaminess before baking.
- Cheese Selection: Use freshly grated Parmesan and mozzarella for better melting and flavor. Pre-grated cheeses often contain anti-caking agents that affect texture.
- Vegetable Swap: For a different taste and texture, substitute broccoli with cauliflower or add other low-carb veggies like spinach or bell peppers.
- Serving Size: Let the dish rest after baking for a few minutes. This helps to set the sauce, resulting in cleaner slices of your Keto Chicken Alfredo Broccoli Bake.
- Storage Reminder: Store leftover casserole in an airtight container for up to 3-4 days. Reheat gently, avoiding the microwave for best texture preservation.
Keto Chicken Alfredo Broccoli Bake Variations & Substitutions
Customize your Keto Chicken Alfredo Broccoli Bake with these fun and flavorful variations!
- Dairy-Free: Substitute heavy cream and cream cheese with coconut cream and dairy-free cream cheese for a plant-based twist. The coconut flavor adds a unique touch that pairs beautifully with savory ingredients.
- Crustless Option: Skip the cheese topping and bake without mozzarella for a lighter version. You’ll still enjoy all the creamy Alfredo goodness without any guilt.
- Vegetable Medley: Swap out broccoli for a blend of your favorite low-carb veggies, like zucchini or asparagus, for a colorful and nutritious dish. Each bite will burst with different flavors and textures!
- Spice It Up: Add diced jalapeños or a sprinkle of cayenne pepper to amplify the heat. This adds a delightful kick that liven up this comforting casserole!
- Cheesy Explosion: Use a mix of cheeses, like Gouda or Gruyere, in place of half the mozzarella for a richer flavor. This will elevate your dish to gourmet levels!
- Herb Infusion: Experiment with fresh herbs like thyme or rosemary instead of Italian seasoning for an aromatic touch. Fresh herbs enhance the overall flavor profile beautifully.
- Meaty Delight: Incorporate cooked bacon or pancetta for added richness and crunch. This will bring a hearty smokiness that pairs well with the creamy sauce.
- Nut-Free: If you’re avoiding nuts, double the cream cheese to maintain a creamy texture without the thickness from nut flour. Your Alfredo sauce will still taste indulgent and satisfying.
How to Store and Freeze Keto Chicken Alfredo Broccoli Bake
- Fridge: Store leftovers in an airtight container for up to 3-4 days. This keeps your Keto Chicken Alfredo Broccoli Bake fresh and ready for quick meals!
- Freezer: Wrap tightly in plastic wrap or place in a freezer-safe container to freeze for up to 2 months. Thaw in the fridge overnight before reheating.
- Reheating: Reheat gently in the oven at 350°F (175°C) until warmed through, about 20-25 minutes. This maintains the creamy texture and cheesy goodness.
- Make-Ahead Tip: Assemble the dish up to step 8 a day in advance, cover with plastic wrap, and refrigerate until ready to bake for easy meal prep!

Keto Chicken Alfredo Broccoli Bake Recipe FAQs
What type of chicken should I use for the Keto Chicken Alfredo Broccoli Bake?
I recommend using boneless, skinless chicken breast for this dish as it provides a lean source of protein. Shredded or cubed chicken ensures that it will be tender and absorb all the rich flavors of the Alfredo sauce. If you’re short on time, feel free to substitute cooked rotisserie chicken for a quicker prep!
How should I store leftovers of Keto Chicken Alfredo Broccoli Bake?
Store any leftovers in an airtight container in the refrigerator for up to 3-4 days. This will keep your casserole fresh and ready for a quick meal. You can reheat it gently in the oven to maintain the creamy texture—just pop it in at 350°F (175°C) for about 20-25 minutes until warmed through.
Can I freeze Keto Chicken Alfredo Broccoli Bake?
Absolutely! To freeze, wrap the casserole tightly in plastic wrap or place it in a freezer-safe container. It will keep well for up to 2 months. When you’re ready to enjoy it, simply thaw in the fridge overnight and reheat in the oven at 350°F (175°C) for about 20-25 minutes to bring back that delightful cheesy texture!
What if I want to use frozen broccoli instead of fresh?
You can definitely use frozen broccoli florets! Just make sure to thaw and drain them thoroughly before adding to the casserole to avoid excess water. This allows for the best texture and prevents the casserole from becoming too watery.
Are there any dietary considerations to keep in mind for Keto Chicken Alfredo Broccoli Bake?
Yes! This recipe is naturally gluten-free, making it a fantastic option for those with gluten sensitivities. If you’re concerned about dairy, you can use dairy-free alternatives like coconut cream and vegan cream cheese for the sauce, which will maintain the creamy texture while keeping it suitable for a dairy-free diet.
What should I do if the sauce is too thick when making the Keto Chicken Alfredo Broccoli Bake?
If you find the Alfredo sauce is too thick during preparation, simply add a splash of chicken broth or water to reach your desired consistency. Stir it well into the saucepan before mixing it with the chicken and broccoli, ensuring that everything is well-coated with that luscious creamy goodness!

Indulgent Keto Chicken Alfredo Broccoli Bake You’ll Crave!
Ingredients
Equipment
Method
- Preheat the oven to 375°F (190°C).
- Steam the broccoli florets for about 5 minutes until tender-crisp, then set aside.
- Sauté minced garlic in olive oil in a skillet until fragrant, about 1 minute.
- Blend in the heavy cream and cream cheese, stirring until smooth and melted.
- Stir in the Parmesan cheese until the sauce thickens slightly.
- Season with salt, pepper, Italian herbs, and red pepper flakes to taste.
- Combine the cooked chicken and steamed broccoli in a baking dish.
- Pour the creamy Alfredo sauce over the chicken and broccoli, mixing gently.
- Top with shredded mozzarella cheese evenly.
- Bake for 20-25 minutes until the cheese is golden and bubbly.
- Rest the dish for a few minutes before serving.
Notes





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