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Chicken Alfredo Casserole

Chicken Alfredo Casserole is packed with chunks of chicken, penne pasta, and a creamy, cheesy garlic Alfredo sauce- all baked together for an unforgettable meal!

AN ITALIAN INSPIRED DINNER RECIPE

I have a weird fascination for all things “alfredo”. I have created so many recipes that are alfredo inspired, it borderlines on the ridiculous – ha! From alfredo meatballs to alfredo tortellini, I got you covered if you are a creamy alfredo lover like! This a creamy dinner recipe that comes together in an hour (prep time and cook time) and is the ultimate comforting dinner. I find this is one of those meals that everyone loves. You just can’t go wrong with chicken and pasta in a cream sauce!

A fork getting a bite of Chicken Alfredo Casserole.

FREQUENTLY ASKED QUESTIONS: 

What type of chicken works best?

Cooked cubed chicken breasts, shredded rotisserie chicken, or thighs work perfectly in this dish. 

Can I make this casserole ahead of time?

Yes, assemble the casserole without baking, cover it tightly, and refrigerate for up to 24 hours. When ready to bake, allow it to come to room temperature for 20-30 minutes and follow the baking instructions. 

What should I serve with my Chicken and Pasta Alfredo Bake? 

Serve with Garlic Bread, steamed veggies, Green Beans, or a simple side salad.  

Can I add some vegetables to this?

Absolutely! Steamed broccoli, spinach, or sautéed mushrooms are great additions that pair well with the creamy sauce. 

How to store leftover Chicken Alfredo Casserole?

Casserole should be stored in an airtight container in the refrigerator for up to 3 days.
To Reheat: Warm individual portions in the microwave for 1-2 minutes, or reheat the entire  casserole in the oven at 350°F, covered with foil, for 20-25 minutes until heated through. 
I do not recommend freezing this recipe due to the creamy Alfredo sauce. 

Looking down on some Chicken Alfredo Casserole in a dish.

INGREDIENTS NEEDED: (SEE RECIPE CARD BELOW FOR THE FULL RECIPE)

  • penne pasta – you can use any similar shaped pasta like rotini or bowtie pasta.
  • chicken breasts– you can use chicken tenderloins or chicken thighs. If you want to cut down on the prep time, you can use chicken that is already cooked (like a rotisserie chicken.)
  • jarred Alfredo sauce– if you don’t want to use jarred sauce, try making your own Homemade Alfredo Sauce. I really like Rao’s alfredo sauce when I can get it for a decent price. Also, if you don’t like your alfredo too saucy, just use one jar instead of two.
  • cream cheese– Softening it really helps you’ll end up with a creamy, smooth sauce and it blends in much easier. If you forgot to take it out for it to soften, see my tips on How to Soften Cream Cheese Quickly.
  • whole milk– really try sticking to whole milk for the full creamy factor. Don’t use 1% or 2%, or skim milk. You won’t end up with the same result.
  • garlic – I prefer fresh garlic but if all you have is the jarred stuff then go for it.
  • Italian seasoning 
  • shredded mozzarella cheese – I love the Kraft mozzarella cheese that has Philadelphia cream cheese in it. I love the way it melts. Feel free to add more cheese to your preference.
  • grated parmesan cheese– the stuff in the green bottle works just fine here.
Penne pasta, Alfredo sauce, mozzarella cheese, chicken breast pieces, parmesan cheese, cream cheese, milk, garlic powder, salt, pepper, olive oil, minced garlic, Italian seasoning, and parsley.

HOW TO MAKE CHICKEN ALFREDO CASSEROLE:

Preheat oven to 350°F. Spray a 9×13-inch baking dish with nonstick cooking spray. Cook pasta according to package directions until al dente. Drain and set aside. Heat 2 Tablespoons of olive oil in a skillet over medium heat. Add the cubed chicken to the skillet and season with salt and pepper. Cook, stirring occasionally, until golden and fully cooked. Set aside. 

Chicken being cooked in a skillet.

In a large bowl, mix Alfredo sauce, softened cream cheese, milk, garlic, Italian seasoning,  1/2 teaspoon salt, and 1/4 teaspoon black pepper until well combined. Add the cooked pasta and chicken to the sauce mixture, stirring until well coated.

A bowl with Alfredo sauce, softened cream cheese, milk, garlic, Italian seasoning,  1/2 teaspoon salt, and 1/4 teaspoon black pepper and another bowl with sauce, pasta, and chicken.

Stir in 1 cup mozzarella cheese and 1/2 cup parmesan cheese. 

Mozzarella and parmesan cheese being added to pasta mixture in a bowl.

Pour the mixture into the prepared baking dish. Top with the remaining mozzarella and  parmesan cheese.

Pasta bake in a pan with more parmesan and mozzarella cheese.

Cover with foil and bake for 25 minutes. Remove the foil and bake for an additional 10  minutes, until the cheese is melted and bubbly. Garnish with fresh or dried parsley, if desired. 

A large dinner plate of Chicken Alfredo Casserole.

CRAVING MORE RECIPES? 

Looking down on a plate of Chicken Alfredo Casserole.

Chicken Alfredo Casserole

All the tasty flavors you know and love of traditional Chicken Alfredo, but made in a casserole dish.
4 Reviews
Print Pin Rate
Prep Time: 25 minutes
Cook Time: 35 minutes
Total Time: 1 hour
Servings: 8

Ingredients

  • 16 ounce box penne pasta
  • 2 Tablespoons olive oil
  • 3 cups cubed chicken breasts (it's ok if it is a little less than that)
  • salt and pepper, to taste
  • 2 (15 ounce) jars alfredo sauce (see notes below)
  • 8 ounce block cream cheese, softened to room temperature
  • 1 cup whole milk
  • 3 cloves garlic, minced
  • 1 teaspoon Italian seasoning
  • ½ teaspoon salt
  • ¼ teaspoon black pepper
  • 2 cups shredded mozzarella cheese (divided use)
  • 1 cup grated parmesan cheese (divided use)
  • chopped fresh parsley or dried parsley (for garnish, optional)

Instructions

  • Preheat oven to 350°F. Spray a 9×13-inch baking dish with nonstick cooking spray. Set aside.
  • Cook 16 ounce box penne pasta according to package directions until al dente. Drain and set aside.
  • Heat 2 Tablespoons olive oil in a medium sized skillet over medium heat. Add 3 cups cubed chicken breasts to the skillet and season with salt and pepper, to taste. Cook, stirring occasionally, until golden and fully cooked. Set aside.
    Cooked chicken in a skillet.
  • In a large bowl, mix 2 (15 ounce) jars alfredo sauce, 8 ounce block cream cheese, softened to room temperature, 1 cup whole milk, 3 cloves garlic, minced, 1 teaspoon Italian seasoning, 1/2 teaspoon salt and 1/4 teaspoon black pepper, until well combined.
    Alfredo mixture being mixed in the bowl.
  • Add the cooked penne pasta and cooked chicken to the sauce mixture, stirring until well coated.
    Pasta, chicken and sauce mixed together.
  • Stir in 1 cup shredded mozzarella cheese and 1/2 cup grated parmesan cheese.
    Parmesan and mozzarella cheese being added to sauce coated pasta and chicken.
  • Pour the mixture into the prepared baking dish. Top with the remaining one cup shredded mozzarella cheese and 1/2 cup grated parmesan cheese.
    Cheese coated pasta dish waiting to be baked.
  • Cover with foil and bake for 25 minutes. Remove the foil and bake for an additional 10 minutes, until the cheese is melted and bubbly.
  • Garnish with chopped fresh parsley or dried parsley, if desired. Then serve!
    Chicken Alfredo Casserole in a baking dish.

Notes

  • Please refer to my FAQ’s (Frequently Asked Questions) and ingredient list above for other substitutions or for the answers to the most common questions.
  • NOTE: If you don’t like it as saucy, just use one jar of Alfredo sauce. It’ll still taste good. 
Course: Dinner, Main Course
Cuisine: American

Nutrition

Calories: 684kcal | Carbohydrates: 52g | Protein: 38g | Fat: 34g | Sodium: 1534mg | Fiber: 2g | Sugar: 7g

Nutritional Disclaimer

“The Country Cook” is not a dietician or nutritionist, and any nutritional information shared is an estimate. If calorie count and other nutritional values are important to you, we recommend running the ingredients through whichever online nutritional calculator you prefer. Calories and other nutritional values can vary quite a bit depending on which brands were used.

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6 Comments

    1. Hi Deb! I answer all of that above in the Frequently Asked Question section. I generally don’t recommend freezing cream based recipes. The sauce can separate when reheated. You can try to let it come to room temperature first, then reheat it but cream based recipes are tricky.

  1. 5 stars
    I just made this! I had to use angel hair pasta cut and it turned out awesome! The best chicken Alfredo! I will definitely make this again