Chicken Fettuccine Alfredo Bake

Featured in: Easy Weeknight Eats

This comforting dish combines tender chicken pieces with perfectly cooked fettuccine pasta enveloped in a rich, creamy Alfredo sauce. The casserole is finished with a golden, cheesy topping and baked until bubbly and flavorful. Simple steps include making a buttery garlic roux, slowly adding milk and cream to create a smooth sauce, tossing in Parmesan cheese, and assembling everything in a baking dish before roasting to perfection. Garnished with fresh parsley, this dish pairs well with a crisp salad or garlic bread for a hearty meal.

Updated on Sat, 15 Nov 2025 10:40:00 GMT
Golden, bubbly Chicken Fettuccine Alfredo Bake fresh from the oven, promising creamy, cheesy comfort. Save
Golden, bubbly Chicken Fettuccine Alfredo Bake fresh from the oven, promising creamy, cheesy comfort. | tazzsip.com

A creamy comforting casserole featuring tender chicken fettuccine pasta and a rich Alfredo sauce baked to golden perfection with a cheesy topping.

I remember the first time I made this bake for a family movie night everyone went back for seconds and the house smelled inviting for hours.

Ingredients

  • Fettuccine pasta: 12 oz (340 g)
  • Cooked chicken breast: 2 cups (about 300 g) diced or shredded
  • Unsalted butter: 4 tbsp (60 g)
  • Garlic: 3 cloves minced
  • All-purpose flour: 1/4 cup (30 g)
  • Whole milk: 3 cups (720 ml)
  • Heavy cream: 1 cup (240 ml)
  • Parmesan cheese (freshly grated): 1 1/2 cups (150 g)
  • Salt: 1/2 tsp
  • Black pepper: 1/2 tsp
  • Ground nutmeg: 1/4 tsp (optional)
  • Mozzarella cheese (shredded): 1 cup (115 g)
  • Parmesan cheese (freshly grated) for topping: 1/2 cup (50 g)
  • Fresh parsley: 2 tbsp chopped (optional)

Instructions

Prep Oven and Dish:
Preheat oven to 375°F (190°C). Grease a 9x13-inch (23x33 cm) baking dish.
Cook Pasta:
Cook fettuccine in a large pot of salted boiling water until al dente. Drain and set aside.
Make Sauce:
In a large saucepan over medium heat melt butter add garlic and sauté for 1 minute until fragrant.
Form Roux:
Whisk in flour and cook for 1–2 minutes to form roux.
Thicken Sauce:
Gradually whisk in milk and cream stirring constantly until mixture thickens about 4–5 minutes.
Add Cheese and Season:
Stir in Parmesan salt pepper and nutmeg until cheese is melted and sauce is smooth.
Combine Chicken and Pasta:
Add cooked chicken and drained pasta to sauce. Toss until evenly coated.
Assemble Casserole:
Transfer mixture to prepared baking dish. Sprinkle mozzarella and Parmesan over top.
Bake:
Bake for 20–25 minutes until bubbly and golden. Broil for 2–3 minutes for crisper top if desired.
Serve:
Let stand 5 minutes then garnish with chopped parsley and serve.
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This creamy bake quickly became a family favorite and is now a go-to for cozy Sunday dinners with plenty of smiles around the table.

Required Tools

Large pot saucepan whisk 9x13-inch baking dish colander mixing spoon

Notes

For extra flavor add sautéed mushrooms or spinach. Substitute rotisserie chicken for ease. Pair with crisp salad or garlic bread. Gluten-free pasta and flour can be used.

Nutritional Information

Per serving Calories 610 Total Fat 28 g Carbohydrates 56 g Protein 36 g

This Chicken Fettuccine Alfredo Bake shows a casserole topped with melted mozzarella and Parmesan, ready to serve. Save
This Chicken Fettuccine Alfredo Bake shows a casserole topped with melted mozzarella and Parmesan, ready to serve. | tazzsip.com

Enjoy every rich satisfying bite and save any leftovers for an even tastier lunch tomorrow.

Chicken Fettuccine Alfredo Bake

Comforting casserole featuring chicken, fettuccine, Alfredo sauce, and a cheesy baked topping.

Setup duration
20 min
Heat duration
35 min
Complete duration
55 min
Created by Daniel Brooks

Classification Easy Weeknight Eats

Complexity Easy

Heritage Italian-American

Output 6 Portions

Nutrition specifications None specified

Components

Pasta and Proteins

01 12 oz fettuccine pasta
02 2 cups cooked chicken breast, diced or shredded

Sauce

01 4 tbsp unsalted butter
02 3 cloves garlic, minced
03 1/4 cup all-purpose flour
04 3 cups whole milk
05 1 cup heavy cream
06 1 1/2 cups freshly grated Parmesan cheese
07 1/2 tsp salt
08 1/2 tsp black pepper
09 1/4 tsp ground nutmeg (optional)

Topping

01 1 cup shredded mozzarella cheese
02 1/2 cup freshly grated Parmesan cheese
03 2 tbsp chopped fresh parsley (optional)

Method

Phase 01

Preheat oven and prepare dish: Preheat the oven to 375°F. Grease a 9x13-inch baking dish.

Phase 02

Cook pasta: Boil fettuccine in salted water until al dente. Drain and set aside.

Phase 03

Sauté garlic: Melt butter in a large saucepan over medium heat. Add garlic and sauté until fragrant, about 1 minute.

Phase 04

Make roux: Whisk in flour and cook for 1 to 2 minutes, stirring constantly to form a roux.

Phase 05

Prepare Alfredo sauce: Gradually whisk in whole milk and heavy cream, stirring until sauce thickens, approximately 4–5 minutes.

Phase 06

Incorporate cheese and seasoning: Stir in Parmesan cheese, salt, black pepper, and nutmeg until cheese has melted and sauce is smooth.

Phase 07

Combine pasta and chicken with sauce: Add cooked chicken and drained fettuccine to the sauce. Toss to evenly coat.

Phase 08

Assemble casserole: Transfer mixture to the prepared baking dish. Evenly sprinkle mozzarella and Parmesan on top.

Phase 09

Bake until golden: Bake for 20 to 25 minutes until bubbly and golden brown. Optionally broil for 2 to 3 minutes for a crispier top.

Phase 10

Rest and garnish: Let stand five minutes before garnishing with fresh parsley and serving.

Necessary tools

  • Large pot
  • Saucepan
  • Whisk
  • 9x13-inch baking dish
  • Colander
  • Mixing spoon

Allergy details

Review ingredients carefully for potential allergens and seek professional medical guidance when uncertain.
  • Contains wheat (gluten), milk, and dairy. May contain traces of nuts if using pre-grated cheese.

Dietary information (per portion)

Values shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 610
  • Fats: 28 g
  • Carbohydrates: 56 g
  • Proteins: 36 g