Chicken Alfredo Bake with Broccoli

Golden-brown Chicken Alfredo Bake with Broccoli and Cheese, featuring penne pasta and gooey melted mozzarella. Save
Golden-brown Chicken Alfredo Bake with Broccoli and Cheese, featuring penne pasta and gooey melted mozzarella. | cozycanteen.com

This creamy chicken Alfredo bake combines tender chicken breast, fresh broccoli florets, and penne pasta in a luxurious Alfredo sauce. The dish comes together in just over an hour with minimal prep work—simply cook the pasta and broccoli, toss everything with the sauce and chicken, then top with mozzarella and Parmesan before baking until golden and bubbly.

Perfect for weeknight dinners or feeding a crowd, this Italian-American classic serves six generously. The flavors are rich and satisfying, with the natural sweetness of broccoli balancing the creamy sauce beautifully. Consider adding red pepper flakes for subtle heat or substituting cauliflower for variety.

The first time I made this Chicken Alfredo Bake, it was pouring outside and I needed something that would bring warmth to our little apartment. The kitchen windows fogged up as the cheese bubbled in the oven, creating this irresistible aroma that pulled my husband from his home office. His eyes lit up at the first bite, and just like that, a dreary Tuesday became something special.

Last winter, my sister was going through a tough breakup and came to stay with us for a few days. We didnt talk much about what happened, but I remember standing side by side with her in the kitchen, both of us silently grating cheese for this pasta bake. When she took her first bite at dinner, she closed her eyes for a moment and then looked at me with the first genuine smile Id seen in days.

Ingredients

  • Pasta: I find that rigatoni works best because those little tubes trap the sauce inside, creating flavor bombs in every bite.
  • Broccoli florets: Dont overcook them before adding to the mixture or theyll turn to mush in the oven.
  • Shredded mozzarella: Buy it as a block and shred it yourself if you can the pre-shredded stuff has anti-caking agents that prevent it from melting as beautifully.
  • Alfredo sauce: On busy days, a good quality store-bought sauce works perfectly, but when I have time, homemade brings this dish to a whole new level of delicious.

Instructions

Prep your foundation:
Preheat your oven to 375°F and get your pasta water boiling right away. I always add more salt than I think I need to the pasta water it makes a difference you can taste in the final dish.
Cook with timing in mind:
Cook your pasta just until al dente, as itll continue to soften in the oven. When draining, I dont rinse it the starch helps the sauce stick better.
Prep your veggies:
Steam the broccoli until its bright green but still has a bite to it. You want it slightly underdone since itll cook more in the oven.
Build your flavors:
The butter and garlic create this aromatic base that elevates the entire dish. I like to let the garlic sizzle just until I can smell it from across the kitchen, but before it starts to brown.
Combine everything:
When mixing the sauce with pasta and vegetables, use gentle folding motions to keep the broccoli intact. Every bite should have a perfect balance of pasta, chicken, and those tender-crisp green bits.
Create the cheese layer:
Sprinkle your cheeses evenly but dont smooth them out completely. Those little peaks and valleys will create wonderful textural contrasts as they brown in the oven.
Bake to golden perfection:
Watch for bubbling around the edges and a golden top thats your signal that the flavors have melded beautifully. The corners of the dish will have those coveted crispy cheese bits everyone fights over.
Rest before serving:
Those 5 minutes of resting time arent just for cooling they allow the sauce to settle back into the pasta. Patience here leads to perfect texture.
Freshly baked Chicken Alfredo Bake with Broccoli and Cheese served on a white plate with herbs. Save
Freshly baked Chicken Alfredo Bake with Broccoli and Cheese served on a white plate with herbs. | cozycanteen.com

One evening when our neighbors had a power outage during winter, they came over with their two kids in tow. I hadnt planned to feed four extra people, but I quickly threw together this pasta bake, stretching it with extra broccoli and some leftover rotisserie chicken. As we squeezed around our small table, forks clinking and conversation flowing, I realized food has this magical way of turning strangers into friends and a house into a home.

Serving Suggestions

Theres something about garlic bread that seems made specifically to accompany this dish the way you can use it to scoop up the last bits of sauce from your plate is one of lifes simple pleasures. A crisp Caesar salad with its bright acidity cuts through the richness of the Alfredo sauce, creating this perfect balance that keeps you coming back for another bite.

Make-Ahead Options

After a few chaotic dinner parties where I was still cooking when guests arrived, I discovered this bake can be completely assembled the morning of, covered with foil, and refrigerated. Just add about 10 minutes to the baking time if youre cooking it straight from the fridge and youll have perfectly melty, bubbly goodness without the last-minute kitchen scramble.

Variations and Substitutions

The beauty of this recipe is how forgiving it is to whatever ingredients you have on hand. One Monday night when I opened the fridge to find wed run out of broccoli, I substituted frozen peas and some sautéed mushrooms, and my husband declared it might have been even better than the original.

  • Swap in rotisserie chicken to save time on busy weeknights the slightly richer flavor actually enhances the dish.
  • For a seafood twist, replace chicken with cooked shrimp or even canned tuna for a pantry-friendly version.
  • To make it vegetarian, add roasted red peppers and mushrooms instead of chicken, and the umami flavors will ensure no one misses the meat.
Steam rises from the bubbly Chicken Alfredo Bake with Broccoli and Cheese, highlighting tender chicken and crisp broccoli. Save
Steam rises from the bubbly Chicken Alfredo Bake with Broccoli and Cheese, highlighting tender chicken and crisp broccoli. | cozycanteen.com

There are recipes we make to impress and recipes we make to nourish, but this Chicken Alfredo Bake somehow manages to do both without extra effort. Its become my go-to comfort food, the dish that reminds me home isnt just where we live, but what we create together around the table.

Recipe FAQs

Yes, frozen broccoli works wonderfully in this dish. Simply thaw it first and pat dry to remove excess moisture, which helps prevent the final dish from becoming watery.

Penne and rigatoni are ideal because their tubular shapes catch and hold the Alfredo sauce beautifully. Other sturdy pasta shapes like farfalle or orecchiette also work well.

Absolutely. Assemble the dish in the baking dish, cover with foil, and refrigerate for up to 24 hours. Add 5-10 extra minutes to the baking time if cooking from cold.

If your cheese is browning too quickly, tent the dish loosely with foil during the first 15 minutes of baking. Remove the foil for the final 5-10 minutes to allow browning.

A crisp green salad with vinaigrette provides refreshing contrast, while garlic bread complements the creamy pasta perfectly. Roasted asparagus or a light arugula salad also pairs beautifully.

Yes. Simply omit the chicken and add an extra cup of broccoli, mushrooms, or spinach for substance. The creamy sauce and cheese create a satisfying vegetarian main course.

Chicken Alfredo Bake with Broccoli

A creamy, comforting baked pasta dish with tender chicken, crisp broccoli, and gooey cheese in rich Alfredo sauce.

Prep 20m
Cook 35m
Total 55m
Servings 6
Difficulty Easy

Ingredients

Proteins

  • 2 cups cooked chicken breast, diced or shredded

Vegetables

  • 2 cups broccoli florets, fresh or frozen
  • 2 cloves garlic, minced

Pasta

  • 12 oz penne or rigatoni pasta

Sauce & Dairy

  • 2 cups Alfredo sauce, store-bought or homemade
  • 1 cup whole milk or half-and-half
  • 1 1/2 cups shredded mozzarella cheese
  • 1/2 cup grated Parmesan cheese
  • 2 tablespoons unsalted butter

Seasonings

  • 1/2 teaspoon salt
  • 1/4 teaspoon freshly ground black pepper
  • 1/4 teaspoon dried Italian herbs, optional

Instructions

1
Prepare Baking Dish and Oven: Preheat oven to 375°F. Grease a 9x13-inch baking dish with butter or cooking spray.
2
Cook Pasta: Bring a large pot of salted water to a boil. Cook pasta until al dente according to package directions. Drain and set aside.
3
Prepare Broccoli: While pasta cooks, steam or blanch broccoli florets for 2-3 minutes until bright green and tender. Drain and set aside.
4
Sauté Aromatics: In a large skillet over medium heat, melt butter. Add minced garlic and sauté until fragrant, approximately 1 minute.
5
Combine Base Ingredients: Stir in cooked chicken, steamed broccoli, Alfredo sauce, and milk. Season with salt, pepper, and Italian herbs. Heat until warmed through, about 2-3 minutes.
6
Mix Pasta: Add cooked pasta to the skillet and toss until all ingredients are evenly coated.
7
Transfer to Baking Dish: Pour pasta mixture into prepared baking dish. Distribute mozzarella and Parmesan cheese evenly over the surface.
8
Bake: Bake for 20-25 minutes until mixture is bubbly and cheese is golden brown.
9
Rest and Serve: Remove from oven and allow to rest for 5 minutes before serving.
Additional Information

Equipment Needed

  • Large pot
  • Skillet
  • 9x13-inch baking dish
  • Mixing spoon
  • Strainer or colander
  • Knife and cutting board

Nutrition (Per Serving)

Calories 510
Protein 33g
Carbs 45g
Fat 23g

Allergy Information

  • Contains milk and dairy products
  • Contains wheat and gluten
  • May contain egg in certain pasta brands
  • May contain tree nuts in some Alfredo sauce varieties
  • Always verify product labels for potential hidden allergens
Holly Dalton

Sharing easy, wholesome recipes and kitchen tips for home cooks who love comfort food.