In less than an hour you might have a hot dish of creamy chicken Alfredo casserole for dinner.

Speedy ingredients like rotisserie chicken make it weeknight perfect.

If you ever haveleftover chicken, remember to shred it and freeze it for recipes just like this one.

Southern Living Creamy Chicken Alfredo Casserole on a plate to serve

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Learn how to make creamy chicken Alfredo casserole.

This recipe promises to become a family favorite, so keep it close by.

Fettuccini Alfredo is named for Alfredo Di Lelio, a Roman restauranteur credited for its invention.

Southern Living Creamy Chicken Alfredo Casserole ingredients

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He was famous for the theatrical tableside service that accompanied an order of the dish in his restaurant.

It remains a beloved dish to this day.

It tastes like it took hours to make.

Southern Living Creamy Chicken Alfredo tossing together the spinach and pesto

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We’re pretty amazed too.

Thaw in the refrigerator overnight if frozen.

Let stand at room temperature while the oven preheats, and bake as directed.

Southern Living Creamy Chicken Alfredo Casserole completing the first layer in the dish

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Thaw overnight in the refrigerator if frozen.

Reheat, covered, in a preheated 350F oven until hot throughout.

you’re free to also reheat small portions in the microwave or on the stovetop.

Southern Living Creamy Chicken Alfredo Casserole adding some of the pasta to the casserole dish

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package fresh baby spinach, chopped

1/3cuprefrigerated pesto sauce

1(15-oz.)

jar Alfredo sauce

1/4cupchicken broth

12oz.uncooked penne pasta, cooked according to pkg.

Toss together spinach and pesto in a medium bowl.

Southern Living Creamy Chicken Alfredo Casserole ending the layers with the chicken mixture

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Assemble casserole:

Stir together Alfredo sauce and chicken broth in another bowl.

Spread one-third of Alfredo mixture (about 1/2 cup) into a lightly greased 11- x 7-inch baking dish.

Top with half of spinach mixture.

Southern Living Creamy Chicken Alfredo Casserole sprinkling with cheese

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Repeat layers once with remaining spinach mixture and chicken mixture.

Bake:

Bake in preheated oven 30 minutes.

Remove from oven, and sprinkle with cheese.

Southern Living Creamy Chicken Alfredo Casserole baked, garnished, and ready to serve

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Return to oven, and bake until hot and bubbly, about 5 minutes.

Top with basil and paprika.

It will continue to soak up moisture and soften as the casserole bakes.