Chicken Broccoli Alfredo Casserole

IClassic Chicken Alfredo gets the casserole comfort food makeover with this delicious and easy recipe! Tender pieces of chicken and pasta are swimming in a deliciously cheesy sauce and baked to bubbling golden brown perfection.

Made with simple, fresh ingredients, this whole meal comes together in about 30 minutes – perfect for busy weeknights.

Like my Garlic Chicken Parmesan Casserole, and my Chicken Jalapeño Casserole, this easy chicken casserole is simple to make.

Casseroles are the ultimate fall comfort food. And this amazing Chicken and Broccoli Alfredo Casserole is no exception. Even your most picky eater will love it!

This Chicken Alfredo Casserole is quick to make, completely versatile, and the most important part, exquisitely delicious. I don’t think I have ever seen anyone just take one serving.

Pair it with a simple green salad and some garlic bread for an easy and satisfying weeknight family dinner or for when you’re having guests over. It’s also perfect for weekly meal prep!

Why Try This Chicken Broccoli Alfredo Recipe

• Delicious – This creamy chicken broccoli Alfredo casserole is a comforting one pot meal that’s easy to make and packed with flavor. Tender chicken and broccoli are baked with pasta in a rich and creamy alfredo sauce for a simple and satisfying dinner.
• Quick and Easy Recipe– This pasta bake recipe comes together in about 25-30 minutes with just a handful of simple ingredients. Perfect for busy weeknights.   
• Versatile – Chicken casseroles are the ultimate comfort food. You can easily change up the vegetables or pasta in this dish to include your favorites.

Chicken Broccoli Alfredo Casserole Ingredients

Use fresh ingredients for the most flavorful results. 

• Chicken – cooked and shredded or diced to bite-sized pieces
• Chopped broccoli florets – fresh broccoli is preferred but you can use frozen
• Pasta – I like to use penne or rotini pasta for this recipe
• Alfredo sauce – store-bought or homemade sauce can be used
• Mozzarella cheese – shredded
• Grated Parmesan cheese 
• Garlic powder
• Onion powder
• Salt and pepper – to taste
• Bread crumbs (optional) – for a crunchy topping

Equipment Needed To Make Chicken Broccoli Casserole

• Large pot
• Strainer
• Grater
• Casserole baking dish

Substitutions & Alterations

• You can use a homemade alfredo sauce or a store bought jarred sauce for this recipe. Any creamy sauce, such as vodka sauce or 4 cheese sauce, would also work.
• Change up the vegetables to include your favorite. I also like this recipe with squash and zucchini. 
• Use your favorite pasta shape. I find medium pastas work best.

How to Make Chicken Alfredo Broccoli Bake

This is a Step-by-Step Instructions overview. You can find the full recipe instructions in the recipe card below. 

Step 1 – Cook the pasta to al dente and drain. Drain the cooked pasta and mix with blanched broccoli florets.

Step 2 – Add Alfredo sauce, shredded chicken, mozzarella cheese, garlic powder and onion powder.

Step 3 – Transfer to a casserole dish.

Step 4 – Add parmesan cheese and bread crumbs on top of the casserole.

Step 5 – Bake as directed in the recipe card below. Let rest for 5 minutes before serving.

Time-Saving Tips to Make the Best Chicken Alfredo Pasta Bake

• Use a rotisserie chicken from the grocery store instead of cooking and shredding the chicken breasts yourself.
• Shred the cheese in the morning to save time during cooking.
• Shred whole cheese instead of prepackaged shredded cheese for a better melt.
• Double the recipe and freeze one for later.
• Prepare the pasta ahead of time and refrigerate. 
• Store leftovers in an airtight container.

How to Serve Chicken and Broccoli Alfredo 

Serve this Chicken Alfredo Casserole with Broccoli with a simple spring mix green salad and some crusty garlic bread or easy dinner rolls for a complete meal the whole family will enjoy.

How to Store Chicken Broccoli Alfredo

Store leftover casserole in the refrigerator in an airtight, well-sealed container. Stored properly, leftover chicken alfredo should be good for up to 3-4 days

You can also freeze chicken alfredo casserole before or after baking for up to 3 months. If you opt to freeze it before cooking, you can bake it straight from the freezer, no thawing needed.

How to Reheat Leftover Casserole

Reheat leftover chicken broccoli Alfredo bake in the oven or in the microwave.

In the Oven – Heat your oven to 350°F.  Place casserole servings in an oven-safe dish and heat for 10-15 minutes until warmed through.

In the Microwave – Place the casserole portion in a microwave safe dish. Heat for 3-4 minutes, stirring once halfway through, and heat again for another minute or until heated through.

FAQs

What can I add to jarred Alfredo sauce to make it taste better?

Flavorful additions to Alfredo sauce include basil and oregano or Italian seasoning, fresh cracked black pepper, minced garlic or garlic powder, or even a little infused oil or pesto whisked in as the sauce thickens.

Is Alfredo sauce made using a roux?

Traditional Alfredo sauce is not made with a roux, but it has become a common practice in the United States to thicken the sauce quickly and easily.

More Easy Casserole Dinner Recipes

Chicken Divan Casserole

Chili Relleno Casserole

Chicken Noodle Casserole

Greek Chicken Casserole

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