Chicken Fettuccine Alfredo Bake

Featured in: Home Comforts

This comforting dish features tender chunks of chicken and al dente fettuccine enveloped in a creamy Alfredo sauce. The mixture is baked until bubbly and topped with melted mozzarella and Parmesan cheese for a golden crust. Infused with garlic and subtle nutmeg, it offers a comforting Italian-American classic, perfect for an easy main dish. Optional garnishes and additions like fresh parsley, mushrooms, or spinach complement the rich flavors beautifully.

Updated on Sat, 15 Nov 2025 15:31:00 GMT
Golden, bubbly Chicken Fettuccine Alfredo Bake, fresh from the oven, ready for serving with garlic bread. Save
Golden, bubbly Chicken Fettuccine Alfredo Bake, fresh from the oven, ready for serving with garlic bread. | snacksplat.com

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

I first made this easy chicken fettuccine Alfredo bake for a weeknight dinner when my kids were craving something cheesy and filling. Seeing their faces light up at that golden, bubbly topping made this recipe a regular in our rotation.

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)
  • Freshly grated Parmesan cheese: 1 1/2 cups (150 g), plus 1/2 cup (50 g) for topping
  • Salt: 1/2 tsp
  • Black pepper: 1/2 tsp
  • Ground nutmeg: 1/4 tsp (optional)
  • Shredded mozzarella cheese: 1 cup (115 g)
  • Fresh parsley: 2 tbsp chopped (optional)

Instructions

Prepare Baking Dish:
Preheat oven to 375°F (190°C). Grease a 9x13-inch (23x33 cm) baking dish.
Cook Pasta:
Boil fettuccine in a large pot of salted water until al dente. Drain and set aside.
Make Roux:
In a large saucepan over medium heat, melt butter. Add garlic and for 1 minute until fragrant.
Form Sauce:
Whisk in flour and cook for 1 to 2 minutes. Gradually whisk in milk and cream, stirring until thickened, 4 to 5 minutes.
Add Cheese & Seasoning:
Stir in Parmesan, salt, pepper, and nutmeg. Mix until smooth and melted.
Combine Chicken & Pasta:
Add chicken and pasta to the sauce, tossing until evenly coated.
Bake:
Transfer mixture to baking dish. Sprinkle mozzarella and remaining Parmesan over top.
Finish:
Bake 20 to 25 minutes until bubbly and golden. Broil for 2 to 3 minutes for a crisper top, if desired.
Garnish & Serve:
Let stand 5 minutes; garnish with parsley and serve.
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This chicken Alfredo bake has quickly become a staple at our family gatherings. My kids love helping sprinkle the cheese on top and everyone races to get the crispiest serving from the corner.

Serving Suggestions

Pair your creamy bake with a crisp green salad and garlic bread for a classic Italian-American dinner.

Dietary Notes

If you need to make this gluten-free, substitute gluten-free pasta and flour. Always check cheese labels for potential allergens.

Nutritional Information

Per serving: 610 calories, 28 g total fat, 56 g carbohydrates, 36 g protein.

A close-up of creamy Chicken Fettuccine Alfredo Bake, topped with melted mozzarella and Parmesan cheese for dinner. Save
A close-up of creamy Chicken Fettuccine Alfredo Bake, topped with melted mozzarella and Parmesan cheese for dinner. | snacksplat.com

This bake makes a comforting dinner everyone looks forward to. Save any extras for delicious lunches the next day.

Recipe Guide

Can I use rotisserie chicken for this dish?

Yes, rotisserie chicken is a convenient choice that saves time while providing tender, flavorful meat.

How can I make the sauce thicker?

Ensure you cook the roux properly and whisk in the milk and cream gradually. Simmer until the sauce coats the back of a spoon.

What type of pasta works best?

Fettuccine is ideal for this bake, as it holds the creamy sauce well, but other flat pasta like linguine can also work.

Can I add vegetables to this dish?

Yes, sautéed mushrooms or spinach make great additions to enhance flavor and nutrition.

What cheese should I use for topping?

A combination of shredded mozzarella and freshly grated Parmesan creates a golden, bubbly crust.

Is it possible to make this gluten-free?

Yes, substitute fettuccine with gluten-free pasta and use gluten-free flour for the sauce roux.

Chicken Fettuccine Alfredo Bake

Tender chicken combined with fettuccine and creamy Alfredo sauce baked with a golden cheesy crust.

Prep duration
20 min
Kitchen time
35 min
Complete duration
55 min
Created by Katie Miller


Skill level Easy

Heritage Italian-American

Output 6 Portions

Nutrition Labels Meat-free

What you'll need

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

Step 01

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

Step 02

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

Step 03

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

Step 04

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

Step 05

Add milk and cream: Gradually whisk in whole milk and heavy cream. Continue stirring until sauce thickens, about 4 to 5 minutes.

Step 06

Incorporate cheese and seasonings: Stir in Parmesan cheese, salt, black pepper, and nutmeg until cheese melts and sauce is smooth.

Step 07

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

Step 08

Assemble casserole: Transfer the mixture to the prepared baking dish. Sprinkle shredded mozzarella and Parmesan cheese evenly over the top.

Step 09

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

Step 10

Rest and garnish: Let the dish rest for 5 minutes before garnishing with fresh parsley and serving.

Kitchen tools

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

Allergy details

Always review ingredients for potential allergens and seek professional medical guidance if uncertain.
  • Contains wheat (gluten), milk, and dairy products.
  • May contain traces of nuts if using pre-grated cheese; check product labeling.

Nutrient breakdown (each portion)

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