As I stirred the creamy sauce, a delightful aroma filled my kitchen, instantly transporting me to cozy family gatherings. The Easy Broccoli Chicken Divan Casserole stands as the ultimate comfort food, combining tender chicken with vibrant broccoli for a dish that’s not only rich in flavor but also a breeze to prepare. This recipe is perfect for those busy weeknights or when you just want a satisfying meal without the fuss. Plus, it’s completely customizable—swap in your favorite veggies or tweak the ingredients for dietary needs, making it a flexible addition to your cooking repertoire. Are you ready to whip up a dish that wraps you in warmth and flavor?

Why is this casserole a must-try?
Comforting and Cozy: This Broccoli Chicken Divan Casserole wraps you in a warm embrace with its creamy texture and rich flavors. Whether it’s a chilly evening or a busy weeknight, this dish brings comfort right to your table.
Customizable Delight: From swapping chicken to using your favorite veggies, it caters to all dietary preferences. You can effortlessly adapt the recipe, making it truly your own!
Effortless Preparation: With just a few steps to follow, you’ll have a delicious meal prepped in no time—perfect for those who want homemade goodness without the hassle.
Crowd-Pleasing Flavor: This casserole is sure to impress family and friends alike. Serve it at gatherings, and watch it become the star of the table! Pair it with a crisp green salad or serve it over rice for a complete meal.
Make-Ahead Wonder: Want to prep ahead? This casserole freezes beautifully! Assemble it ahead of time, and you’ll have a delicious meal ready to go whenever you need it. Don’t forget to check out my Creamy Garlic Parmesan Chicken Pasta for another easy meal prep idea!
Broccoli Chicken Divan Casserole Ingredients
• Here’s everything you need to make this creamy delight!
For the Casserole
- Chicken Breast – Main protein source; poach or bake for best results.
- Broccoli – Adds color and nutrition; feel free to use fresh or frozen.
- Mayonnaise – Provides richness to the sauce; Greek yogurt can be used for a tangy twist.
- Sour Cream – Contributes to the creaminess; swap with extra Greek yogurt if preferred.
- Grated Parmesan Cheese – Enhances flavor and texture; nutritional yeast is a great dairy-free option.
- Lemon Juice – Brightens up the dish; vinegar is a suitable substitute in a pinch.
- Dijon Mustard – Adds depth; regular mustard can be used or omitted if needed.
- Garlic Powder & Onion Powder – Essential for flavor; fresh garlic and onion can be substituted but adjust the amount.
- Salt & Pepper – Key seasonings that enhance all the flavors; adjust according to taste.
- Shredded Cheddar Cheese – Forms a gooey topping; vegan cheese works wonderfully for dairy-free diets.
- Breadcrumbs – Creates a crunchy topping layer; use gluten-free breadcrumbs for dietary restrictions.
Enjoy crafting your Broccoli Chicken Divan Casserole—it promises to be a comforting centerpiece for any meal!
Step‑by‑Step Instructions for Broccoli Chicken Divan Casserole
Step 1: Prepare Chicken and Broccoli
Begin by cooking your chicken breast. You can poach or bake it until it reaches an internal temperature of 165°F (75°C). Once cooked, shred the chicken and set it aside. Meanwhile, bring a pot of water to a boil, and blanch the broccoli florets for 2-3 minutes until they are bright green. Quickly transfer the broccoli to a bowl of ice water to stop the cooking process and preserve its vibrant color.
Step 2: Make the Creamy Sauce
In a mixing bowl, combine the mayonnaise, sour cream, grated Parmesan cheese, lemon juice, and Dijon mustard. Season the mix with garlic powder, onion powder, salt, and pepper. Whisk everything together until the sauce is smooth and creamy, ensuring all ingredients are well incorporated. This delicious creamy sauce will be the heart of your Broccoli Chicken Divan Casserole, adding richness and flavor.
Step 3: Assemble the Casserole
Preheat your oven to 350°F (175°C). In a greased baking dish, start by spreading out the shredded chicken evenly as the base layer. Follow with the blanched broccoli, ensuring an even distribution over the chicken. Pour the creamy sauce over the top, covering everything delightfully. Then, layer shredded cheddar cheese and sprinkle breadcrumbs for a crunchy finish, giving the casserole its characteristic golden topping.
Step 4: Bake
Once your casserole is assembled, place it in the preheated oven and bake for 25-30 minutes. Keep an eye on it as it cooks; you’re looking for a bubbly center and a golden-brown crust on top. When finished, the Broccoli Chicken Divan Casserole should be full of comforting, melted cheese and invitingly fragrant, ready to be savored.
Step 5: Rest and Serve
After baking, remove the casserole from the oven and let it rest for about 5-10 minutes. This resting period helps the flavors meld together and makes serving easier. Feel free to garnish with fresh herbs for a touch of color and aroma. Now, it’s time to dish up this cozy and heartwarming Broccoli Chicken Divan Casserole—perfect for enjoying around the table with loved ones!

Expert Tips for Broccoli Chicken Divan Casserole
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Blanching Broccoli: Don’t skip the ice water bath! It locks in the broccoli’s vibrant color and crisp texture, elevating your casserole.
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Avoid Watery Casserole: Thoroughly drain any thawed frozen broccoli. Excess moisture can lead to a soggy casserole, ruining your dish’s satisfying texture.
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Meal Prep Magic: For an easy weeknight meal, assemble the casserole ahead of time and freeze it. Simply bake from frozen, adjusting the time as needed.
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Creamy Sauce Consistency: If your sauce is too thick, stir in a bit of chicken broth or milk until you reach your desired consistency. This keeps the Broccoli Chicken Divan Casserole rich without being overly heavy.
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Flavor Enhancements: Experiment with spices! Add a pinch of cayenne pepper for a subtle kick or smoked paprika for depth in flavor. Each variation can make your casserole uniquely delicious.
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Cheese Alternatives: If you’re dairy-free, make sure to use vegan cheese and double-check all ingredients. Enjoy every comforting bite!
Broccoli Chicken Divan Casserole Variations
Feel free to let your culinary creativity shine and customize this casserole to suit your tastebuds!
- Turkey Alternative: Substitute shredded chicken with cooked turkey for a delightful post-holiday twist. It’s a fantastic way to use up leftovers and keep the comfort alive!
- Veggie Swap: For a vibrant twist, exchange broccoli for cauliflower, asparagus, or even zucchini. Each vegetable brings a unique flavor profile that keeps things fresh and exciting.
- Greek Yogurt Twist: Replace mayonnaise and sour cream with Greek yogurt for a lighter yet equally creamy texture. This option is perfect for health-conscious cooks looking to lighten the dish.
- Cheese Variety: Swap cheddar cheese for mozzarella for a gooey delight or try pepper jack for a spicy kick. Mixing cheeses can elevate the casserole to new flavorful heights!
- Breadcrumb Options: Use crushed potato chips or panko for the topping instead of regular breadcrumbs. They offer a satisfying crunch and an unexpected flavor twist!
- Spice it Up: Add a pinch of red pepper flakes or cayenne pepper to the creamy sauce for a warm, zesty finish. It’s perfect for those who like a little heat in their comforting dishes!
When you’re craving comforting dishes, don’t forget to check out my Creamy Garlic Parmesan Chicken Pasta or the delightful Chicken Rice Casserole for more inspiration that can easily be tailored to your taste!
What to Serve with Broccoli Chicken Divan Casserole
A comforting meal deserves equally delightful companions to enhance the experience!
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Crispy Green Salad: Offers a refreshing crunch that contrasts beautifully with the creaminess of the casserole. Toss together mixed greens, cucumbers, and a zesty vinaigrette for a light, crisp side.
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Warm Garlic Bread: Slathered in buttery goodness, it’s perfect for scooping up the cheesy casserole. A crispy exterior and soft interior make it an irresistible addition to your meal.
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Steamed Rice or Quinoa: Soaks up the creamy sauce while providing a hearty grain option. This pairing adds a filling element, balancing out the richness of the casserole.
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Roasted Vegetables: Caramelized and smoky, roasted carrots or Brussels sprouts bring earthy flavors that complement your dish perfectly. Their natural sweetness elevates each flavorful bite.
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Classic Coleslaw: Creamy or vinegar-based, coleslaw adds a crunchy texture and bright flavor contrast to your comforting casserole. It’s a classic side that will leave everyone asking for seconds!
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Lemonade or Iced Tea: A refreshing drink to wash down this satisfying meal. Both beverages deliver a zesty, thirst-quenching balance to the rich flavors of your Broccoli Chicken Divan Casserole.
Enjoy the warmth of your casserole surrounded by these delightful sides!
How to Store and Freeze Broccoli Chicken Divan Casserole
Fridge: Store leftover casserole in an airtight container for up to 3 days. Reheat individual portions in the microwave or oven until warmed through.
Freezer: This casserole freezes well for up to 2 months. Assemble it before baking, then cover tightly with plastic wrap and foil.
Thawing: When ready to enjoy, thaw in the refrigerator overnight. Bake straight from the fridge at 350°F (175°C) until heated through, about 30-35 minutes.
Reheating: If frozen, add extra baking time of 10-15 minutes. Make sure the internal temperature reaches 165°F (75°C) for food safety. Enjoy a cozy serving of your Broccoli Chicken Divan Casserole!
Make Ahead Options
These Broccoli Chicken Divan Casserole preparations are perfect for busy weeknights! You can assemble the casserole up to 24 hours in advance, covering it tightly with plastic wrap and refrigerating to keep it fresh. The flavors will deepen, making it just as delicious when baked. If you’re looking to prep further ahead, you can freeze the unbaked casserole for up to 2 months. When ready to enjoy, simply thaw it overnight in the refrigerator before baking at 350°F (175°C) for 25-30 minutes until bubbly and golden. This meal prep approach saves you valuable time while ensuring a comforting dinner is always within reach!

Broccoli Chicken Divan Casserole Recipe FAQs
What type of broccoli should I use for the casserole?
Absolutely! You can use either fresh or frozen broccoli for this recipe. If using fresh, look for vibrant green florets without dark spots. If you choose frozen, make sure it’s fully thawed and drained to avoid excess moisture.
How should I store leftover Broccoli Chicken Divan Casserole?
Very simply! Store any leftovers in an airtight container in the refrigerator for up to 3 days. Reheat individual portions in the microwave or oven until heated through and enjoy the comforting flavors all over again.
Can I freeze Broccoli Chicken Divan Casserole?
Yes, you can! Assemble the casserole but do not bake it. Cover the dish tightly with plastic wrap and then foil, and it will freeze beautifully for up to 2 months. When ready to enjoy, thaw it in the refrigerator overnight before baking.
What can I do if my casserole turns out watery?
No worries! If the casserole is watery, this can often happen from excess moisture in the broccoli. To fix this, always ensure any frozen broccoli is thoroughly drained before adding it. If it’s already baked, you can try baking it a little longer to help evaporate some liquid.
Are there any dietary considerations I should keep in mind?
Definitely! This Broccoli Chicken Divan Casserole can be easily customized for various dietary needs. Swap mayonnaise for Greek yogurt for a lighter version, and use gluten-free breadcrumbs for gluten sensitivities. If you have lactose issues, replacing cheese with vegan alternatives works wonderfully as well.
How can I make this dish even more flavorful?
For a flavor boost, consider adding a pinch of cayenne pepper or smoked paprika into the sauce. Additionally, fresh herbs like thyme or parsley can elevate the dish’s brightness. The more, the merrier! Adjust spices to suit your family’s taste preferences.

Creamy Broccoli Chicken Divan Casserole for Cozy Nights
Ingredients
Equipment
Method
- Step 1: Prepare Chicken and Broccoli - Cook chicken breast until 165°F, shred it, and blanch broccoli for 2-3 minutes before cooling it in ice water.
- Step 2: Make the Creamy Sauce - Combine mayonnaise, sour cream, Parmesan, lemon juice, Dijon, garlic powder, onion powder, salt, and pepper in a bowl and whisk until smooth.
- Step 3: Assemble the Casserole - Spread shredded chicken in a greased baking dish, add blanched broccoli, pour sauce, and top with cheddar and breadcrumbs.
- Step 4: Bake - Preheat oven to 350°F and bake assembled casserole for 25-30 minutes until bubbly and golden.
- Step 5: Rest and Serve - Allow casserole to rest for 5-10 minutes before serving. Garnish with fresh herbs if desired.

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