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Chicken Alfredo Casserole Recipe

Published: May 1, 2026 by Diane · This post may contain affiliate links · Leave a Comment

Jump to Recipe· 4.1 from 59 reviews

If you’re craving a cozy, creamy dinner that feels like a warm hug on a plate, you’re going to adore this Chicken Alfredo Casserole Recipe. It’s a delightful twist on the classic chicken Alfredo, transforming your favorite pasta dish into a baked casserole that's bubbling with cheesy goodness and packed with tender chicken. Perfect for busy weeknights or a comforting family meal, this recipe brings together simple ingredients in a way that’s incredibly satisfying and sure to please everyone, including even the pickiest eaters in your household.

Ingredients You'll Need

The image shows three clear or white dishes on a white marbled surface. The first dish holds cooked yellow penne pasta with smooth texture, filling the bowl almost to the top. The second dish contains a creamy white sauce with a thick texture, topped with some light beige powdered seasoning and white shredded cheese, all arranged in separate sections within the bowl's surface. The third dish is a white plate filled with pieces of shredded, light-colored cooked chicken, evenly spread out. The three dishes are placed close to each other. Photo taken with an iphone --ar 4:5 --v 7

These ingredients are straightforward yet create layers of flavor and texture that make this Chicken Alfredo Casserole Recipe truly special. Each component plays a role, from the tender chicken to the velvety Alfredo sauce and gooey cheeses, culminating in a dish that's both creamy and satisfying.

  • Chicken breast halves: Skinless and boneless for easy cooking and shredding, they provide the hearty protein base.
  • Penne pasta: This shape holds the creamy sauce well, but feel free to swap with ziti or elbow elbows for your preference.
  • Alfredo sauce: The creamy, buttery star of the dish that brings everything together with rich flavor.
  • Mozzarella cheese: Mild and melty, it creates that irresistible stretchy cheese topping.
  • Milk: Adds smoothness and helps loosen the sauce for perfect coating.
  • Onion powder: Enhances savoriness without overpowering the creamy base.
  • Garlic powder: Adds depth and a gentle pungency that rounds out the dish’s flavor.
  • Cheddar cheese: Sharp and flavorful, it adds a lovely tang and golden crust on top.

How to Make Chicken Alfredo Casserole Recipe

Step 1: Cook the Chicken

Begin by placing your skinless, boneless chicken breast halves in a pot and covering them with water. Bring to a boil over high heat, then reduce to a simmer and cook until the chicken is fully cooked through and no longer pink in the center, about 15 minutes. This method keeps the chicken moist and tender, perfect for shredding into bite-sized pieces.

Step 2: Prepare the Pasta

While your chicken is cooking, boil a large pot of lightly salted water. Add the penne pasta and cook according to package instructions until tender but still firm, around 11 minutes. Drain well to ensure your casserole isn’t watery and your pasta stays perfectly al dente.

Step 3: Combine Ingredients

Once your chicken has cooled enough to handle, cut it into bite-sized pieces. In a large bowl, mix the cooked chicken, drained pasta, Alfredo sauce, half of the mozzarella cheese, milk, onion powder, and garlic powder. Stir everything until the ingredients are evenly coated with that luscious Alfredo sauce, which creates the creamy backbone of the casserole.

Step 4: Assemble the Casserole

Pour the mixture into a 1 ½-quart casserole dish, spreading it evenly. Then top with the remaining mozzarella cheese and sprinkle the shredded cheddar cheese on top. This layering not only adds a cheesy crust but also a wonderful flavor contrast between the mild mozzarella and the sharp cheddar.

Step 5: Bake to Perfection

Pop the casserole into a preheated oven at 350 degrees F (175 degrees C). Bake until the cheese on top is fully melted, golden, and bubbly, roughly 25 minutes. This final bake melds all the flavors and gives you that irresistible gooey texture that makes this Chicken Alfredo Casserole Recipe such an absolute comfort food winner.

How to Serve Chicken Alfredo Casserole Recipe

A black rectangular baking dish filled with a layered pasta dish, showing a base of creamy white sauce mixed with penne pasta, topped with a generous layer of shredded light yellow cheese scattered evenly across the surface, sprinkled lightly with black pepper seasoning. The dish rests on a white marbled surface. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

To brighten up your Chicken Alfredo Casserole Recipe, sprinkle with freshly chopped parsley or basil. These fresh herbs not only add a pop of color but also a slight herbaceous note that complements the richness beautifully. A dash of freshly ground black pepper is also perfect for a mild kick.

Side Dishes

Pair your casserole with a crisp side salad dressed with vinaigrette or some roasted vegetables like asparagus or broccoli for a balanced meal. Garlic bread or warm dinner rolls are excellent companions to mop up any extra Alfredo sauce left on your plate.

Creative Ways to Present

For a crowd, serve this Chicken Alfredo Casserole Recipe straight from the baking dish family-style, encouraging everyone to dig in and share the warmth. Alternatively, portion it out into individual ramekins for an elegant presentation that feels extra special, perfect for dinner parties or date night at home.

Make Ahead and Storage

Storing Leftovers

Once cooled, cover your leftover Chicken Alfredo Casserole Recipe tightly with plastic wrap or transfer it to an airtight container. Stored in the refrigerator, it will remain delicious for up to 3 days, allowing you to enjoy this comforting meal anytime with minimal effort.

Freezing

You can freeze the assembled casserole before baking for up to 2 months. Just wrap the dish securely with foil and plastic wrap. When ready to bake, thaw overnight in the fridge and then proceed with baking instructions. It’s a true lifesaver for busy days when you want a home-cooked meal without starting from scratch.

Reheating

To reheat, place individual servings in the microwave until warmed through or bake leftovers covered at 350 degrees F for 15-20 minutes until bubbly and heated evenly. Adding a splash of milk before reheating can refresh the creamy texture if it feels a bit thick.

FAQs

Can I use rotisserie chicken instead of boiling chicken breasts?

Absolutely! Rotisserie chicken adds great flavor and saves time, making your Chicken Alfredo Casserole Recipe even quicker to prepare without sacrificing deliciousness.

Is there a way to make this dish lighter?

You can swap regular Alfredo sauce for a light or reduced-fat version, use part-skim cheeses, and add extra steamed veggies like spinach or broccoli to boost nutrition and lower calories.

What pasta works best in Chicken Alfredo Casserole Recipe?

Penne is ideal because its tubular shape holds the sauce well, but you can also use ziti, rigatoni, or even large elbow macaroni depending on what you have on hand or prefer.

Can I make this recipe gluten-free?

Yes! Substitute regular penne pasta with your favorite gluten-free pasta, and confirm that your Alfredo sauce and seasonings are gluten-free to keep the dish safe and tasty.

How can I add more veggies to this casserole?

Consider stirring in cooked mushrooms, spinach, peas, or steamed broccoli with the chicken and pasta mixture before baking. It’s an easy way to sneak in extra nutrients while keeping the creamy goodness intact.

Final Thoughts

This Chicken Alfredo Casserole Recipe has become one of my beloved go-to dishes for feeding my family hearty, comforting meals without fuss. It’s simple to assemble, delivers big on flavor, and keeps everyone eager for seconds. Give it a try—you’ll soon find this creamy, cheesy casserole securing a spot in your regular rotation just like it has in mine.

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Chicken Alfredo Casserole Recipe

Chicken Alfredo Casserole Recipe


5 Stars 4 Stars 3 Stars 2 Stars 1 Star

4.1 from 59 reviews

  • Author: Diane
  • Total Time: 1 hr
  • Yield: 6 servings
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Description

This Chicken Alfredo Casserole is a creamy, comforting dish that transforms classic chicken Alfredo into a hearty baked meal. Easy to prepare and full of cheesy goodness, it's perfect for family dinners and enjoyed by all ages, including toddlers.


Ingredients

Chicken and Pasta

  • 3 skinless, boneless chicken breast halves
  • 1 (8 ounce) package penne pasta

Sauce and Seasoning

  • ½ (16 ounce) jar Alfredo sauce
  • ¼ cup milk
  • 1 tablespoon onion powder
  • 1 tablespoon garlic powder

Cheeses

  • 1 ½ cups shredded mozzarella cheese, divided
  • 1 cup shredded Cheddar cheese


Instructions

  1. Preheat Oven: Preheat your oven to 350 degrees F (175 degrees C) to prepare for baking the casserole later.
  2. Cook Chicken: Place the chicken breasts in a pot and cover them with water. Bring the water to a boil over high heat, then reduce the heat and simmer until the chicken is fully cooked through and no longer pink in the center, about 15 minutes. Once done, drain and cut the chicken into bite-sized pieces.
  3. Cook Pasta: While the chicken is cooking, bring a large pot of lightly salted water to a boil. Add the penne pasta and cook for about 11 minutes, stirring occasionally, until the pasta is tender but still firm to the bite. Drain the pasta once cooked.
  4. Mix Ingredients: In a large mixing bowl, combine the cooked chicken pieces, cooked penne, Alfredo sauce, ½ of the shredded mozzarella cheese, milk, onion powder, and garlic powder. Mix all ingredients until well combined.
  5. Assemble Casserole: Pour the mixture into a 1 ½-quart casserole dish, spreading it evenly. Sprinkle the remaining mozzarella cheese evenly over the top, followed by the shredded Cheddar cheese to create a rich cheesy layer.
  6. Bake: Bake the casserole in the preheated oven for about 25 minutes, or until the cheese is melted, bubbly, and slightly golden on top.

Notes

  • You can substitute penne for other medium pasta types like ziti or large elbow macaroni.
  • If you have leftover Alfredo sauce, swirl the milk inside the jar to get every bit out.
  • Ensure the chicken is completely cooked before combining to keep the dish safe and flavorful.
  • Use freshly shredded cheeses for the best melting and flavor.
  • Prep Time: 15 mins
  • Cook Time: 45 mins
  • Category: Casserole
  • Method: Baking
  • Cuisine: Italian-American

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Hi there! I’m so happy you’re here. Welcome to Eat With Diane a space where I share recipes that are simple, delicious, and filled with love to bring joy to your table.

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