Creamy Broccoli and Chicken Pasta Bake

The Cozy Charm of Creamy Pasta Bakes

Few things rival the comfort of pulling a bubbling pasta bake from the oven—the golden crust, the rich creamy sauce, the tender bites of chicken and just-soft broccoli tucked between layers of cheesy goodness. It’s the kind of dish that brings the whole table together, forkfuls followed by sighs of satisfaction.

This creamy broccoli and chicken pasta bake is the definition of weeknight magic. It’s hearty enough to fill everyone up, familiar enough to please picky eaters, and versatile enough to make with what you already have in the fridge. Whether you use rotisserie chicken, fresh veggies, or pantry pasta, the result is always rewarding.

What makes this version special? The sauce is velvety and flavorful—not just heavy cream, but balanced with aromatics, sharp cheese, and just enough seasoning to keep every bite interesting. Plus, it’s built to be make-ahead friendly, freezer-worthy, and easy to scale up for a crowd.

Stick with me through this step-by-step and you’ll have a dish that’s reliable, customizable, and endlessly craveable.

Why This Dish Works: Flavor, Texture, and Convenience

This pasta bake isn’t just delicious—it’s smart cooking.

You get layers of texture: crispy baked top, al dente pasta, creamy sauce, and tender bites of chicken and broccoli. The broccoli adds color, nutrients, and a welcome contrast to the richness of the sauce, while the chicken makes it satisfying and protein-packed.

It’s a great way to stretch ingredients and turn leftovers into something brand new. The creamy cheese sauce brings it all together, coating every piece in comfort.

Best of all, it’s a one-dish wonder. You can assemble it ahead of time, store it in the fridge, then bake when ready. Or pop it into the freezer for a future no-stress dinner. Perfect for meal preppers, busy families, or anyone craving a cozy, no-fuss meal.

Choosing the Right Ingredients: A Deep Dive

Let’s break down the key players and how they shape the final dish:

Pasta

Short-cut pasta like penne, rotini, or fusilli is ideal—they trap sauce in every curve and won’t overcook in the oven. Cook just until al dente—they’ll continue softening as they bake.

Chicken

You can’t go wrong here:

  • Rotisserie chicken: quick, flavorful, and zero prep.

  • Baked or sautéed chicken breasts/thighs: perfect for fresh cooking.

  • Slice, dice, or shred depending on your texture preference.

Broccoli

Use fresh or frozen—just cook it briefly before baking.

  • Blanching or steaming keeps it bright green and crisp-tender.

  • Frozen works too; just thaw and pat dry to avoid a watery bake.

Creamy Cheese Sauce

At its core: a simple roux of butter and flour, whisked with milk or cream until smooth.

  • Add garlic, onion, and a touch of mustard for depth.

  • Stir in cheeses like sharp cheddar, mozzarella, or Gruyère for that melty, gooey payoff.

  • For extra silkiness, fold in cream cheese or sour cream—optional but indulgent.

Flavor Boosters

Don’t underestimate the power of seasoning:

  • Nutmeg enhances creamy sauces.

  • Paprika, thyme, crushed red pepper, or parsley add brightness.

  • A squeeze of lemon or zest cuts through the richness beautifully.

Step-by-Step Recipe Instructions

4.1 Prepare the Components (≈150 words)

Before you assemble the bake, gather and prep everything:

  • Boil the pasta in salted water until just al dente. Drain and set aside.

  • Cook your chicken if not using pre-cooked: pan-seared, baked, or even poached all work.

  • Steam or blanch broccoli until just tender but still bright. Avoid overcooking—it’ll continue softening in the oven.

  • Grate your cheeses (they melt better than pre-shredded). Chop garlic, dice onion, and measure out herbs or spices.

  • Lightly grease your baking dish—this prevents sticking and makes cleanup easier.

Having all your components ready before assembling keeps things smooth and stress-free.

4.2 Make the Creamy Cheese Sauce (≈150 words)

This sauce is the heart of the dish—and it’s easier than it sounds.

  • Melt butter in a saucepan, then whisk in an equal amount of flour to form a roux. Let it cook for 1–2 minutes (this removes the floury taste).

  • Slowly pour in milk or cream, whisking constantly to avoid lumps. Bring to a gentle simmer.

  • Stir in minced garlic, onion, and a spoon of Dijon mustard (optional, but delicious).

  • Add your cheese gradually and stir until melted and smooth. Season with salt, pepper, and any herbs or spices.

  • Taste and adjust—if it’s too thick, loosen with a splash of broth or reserved pasta water.

Pro tip: Don’t rush—low heat and steady whisking = silky sauce.

4.3 Assemble the Pasta Bake (≈100 words)

Time to bring it all together:

  • In a large bowl, combine the cooked pasta, chicken, and broccoli.

  • Pour in the cheese sauce and gently toss to coat everything evenly.

  • Transfer the mixture to your greased baking dish and spread it out evenly.

Want extra cheese on top? Go for it. Want crunch? Sprinkle with breadcrumbs or crushed crackers and a drizzle of melted butter.

4.4 Bake to Golden Goodness (≈100 words)

Slide the dish into a preheated oven at 375°F (190°C) and bake uncovered for 20–25 minutes, or until bubbling and golden on top.

For that bakery-style finish, switch to broil mode for the last 2–3 minutes—just watch it closely so it doesn’t burn.

Once it’s out of the oven, let it rest for 5–10 minutes. This helps the sauce thicken slightly and makes it easier to serve.

Garnish with fresh parsley or a sprinkle of Parmesan, and you’ve got yourself a dinner worth repeating.

Delicious Variations & Creative Twists

This creamy pasta bake is endlessly adaptable, which makes it a favorite for using up leftovers or tailoring to dietary needs.

Low-Carb Option

Swap pasta for steamed cauliflower florets or roasted spaghetti squash. You’ll still get all the creamy, cheesy goodness with fewer carbs.

Gluten-Free Twist

Use gluten-free pasta (like rice or lentil-based varieties), and replace all-purpose flour in the roux with GF flour or cornstarch for the sauce.

Protein Boosters

Add in cooked white beans, chopped ham, or crisp bacon bits for more staying power.

Veggie-Loaded Version

Bulk up the nutrition with sautéed mushrooms, zucchini, peas, or a handful of fresh spinach folded into the sauce.

Cheese Lover’s Dream

Try a mix of cheeses like Gruyère, Fontina, or Gouda for depth. Want a bold kick? Pepper Jack adds spice and flavor.

Fresh Finishes

Top with chopped parsley, basil, or chives for a burst of herby brightness. A few chili flakes also work if you like heat.

How to Serve It & What to Pair With

This pasta bake is a complete meal on its own, but pairing it with the right sides elevates the whole experience.

  • Fresh sides: Serve with a simple green salad dressed in lemon vinaigrette or a cucumber-tomato salad to balance the richness.

  • Bread options: A slice of crusty baguette, cheesy garlic bread, or toasted focaccia is perfect for sopping up the creamy sauce.

  • Leftovers: This dish holds up well for next-day lunches, meal prep, or potluck gatherings. Just store it in portioned containers and reheat gently.

  • Beverage pairings: A chilled Chardonnay, light Pinot Grigio, or even sparkling water with lemon complements the creamy sauce without overpowering it.

Whether served family-style or as a plated dinner, it’s guaranteed to please.

Make-Ahead, Freezing & Reheating Guide

Pasta bakes were made for convenience—and this one’s no exception.

Make-Ahead Tips

  • Assemble everything (don’t bake yet), cover tightly, and refrigerate for up to 24 hours.

  • When ready, bake as directed, adding 5–10 minutes if coming straight from the fridge.

Freezing Instructions

  • Let the baked pasta cool completely, then wrap tightly in foil and plastic wrap.

  • Freeze for up to 2 months.

  • For best results, thaw in the fridge overnight before reheating.

Reheating

  • From fridge: Bake in a 350°F (175°C) oven for 20–25 minutes until heated through.

  • From freezer: Thaw overnight and reheat as above.

  • Avoid the microwave for large portions—it can cause the sauce to separate. If using it for small servings, stir in a splash of milk or cream to bring back the creaminess.

Nutrition & Portion Guidance

This dish is satisfying and well-balanced for a comfort food meal.

  • Calories: ~450–550 per serving depending on cheese, cream, and pasta choices.

  • Macros: Balanced between protein (from chicken and cheese), carbs (from pasta), and fats (from sauce and cheese).

  • Lighter Swaps:

    • Use low-fat milk

    • Reduce cheese or mix in Greek yogurt for added protein and creaminess.

    • Try whole-wheat pasta for more fiber.

  • Portion Guide:

    • Serve about 1½ cups per adult.

    • The recipe typically makes 6–8 servings, depending on portion size and sides.

FAQs: People Also Ask

Q1: Can I use frozen broccoli?

Absolutely. Just thaw it first and pat dry with paper towels so it doesn’t water down the sauce.

Q2: Can I use leftover rotisserie chicken?

Yes, it’s perfect! Just shred or dice and toss it in—it cuts down prep time without sacrificing flavor.

Q3: What’s the best cheese for this dish?

Sharp cheddar for bold flavor, mozzarella for meltiness, or a combo of both. Try to avoid pre-shredded cheese—it has anti-caking agents that affect melting.

Q4: How do I keep the sauce from curdling or breaking?

Whisk constantly when adding milk and cheese, and keep the heat low. Don’t boil the sauce. Room-temperature dairy also blends more smoothly.

Q5: Can I make this in advance?

Yes! Assemble it fully, cover, and refrigerate. Bake when ready to serve. You can also prep the sauce and components separately ahead of time.

Q6: How do I keep it creamy after reheating?

Add a splash of cream or milk before reheating in the oven. This revives the sauce and keeps everything velvety.

Creamy Broccoli and Chicken Pasta Bake

This creamy broccoli and chicken pasta bake is the ultimate comfort food in one pan—tender chicken, al dente pasta, fresh broccoli, and a rich cheese sauce all baked to golden, bubbling perfection. Perfect for weeknights, meal prep, or potlucks, it’s hearty, family-friendly, and easily customizable.
Prep Time 25 minutes
Cook Time 25 minutes
Total Time 50 minutes
Course Dinner, Main Course
Cuisine American / Comfort Food
Servings 8
Calories 500 kcal

Equipment

  • Large pot for boiling pasta
  • Medium saucepan (for cheese sauce)
  • Steamer or second pot (for broccoli)
  • Mixing bowls
  • Whisk
  • 9x13-inch baking dish
  • Cheese grater
  • Spatula or wooden spoon

Ingredients
  

  • 12 oz (340g) penne or rotini pasta
  • 2 cups cooked chicken (shredded, diced, or sliced)
  • 2 cups fresh broccoli florets (or 1½ cups frozen, thawed & patted dry)
  • 3 tbsp unsalted butter
  • 3 tbsp all-purpose flour
  • 2 cups milk (whole or 2%)
  • 2 cloves garlic, minced
  • 1 tsp Dijon mustard (optional)
  • ½ small onion, finely chopped
  • 1½ cups shredded sharp cheddar cheese
  • 1 cup shredded mozzarella
  • ¼ tsp paprika or nutmeg (optional)
  • Salt and pepper to taste
  • Optional toppings: extra cheese, breadcrumbs, fresh herbs

Instructions
 

1. Prep the Components

  • Preheat oven to 375°F (190°C).
  • Cook pasta in salted water 1–2 minutes less than package instructions (it will finish in the oven). Drain and set aside.
  • Steam or blanch broccoli just until bright green and crisp-tender.
  • If using raw chicken, cook it now—grill, bake, or sauté, then chop or shred.

2. Make the Cheese Sauce

  • In a medium saucepan, melt butter over medium heat.
  • Whisk in flour and cook 1–2 minutes until lightly golden (this is your roux).
  • Gradually whisk in milk to avoid lumps.
  • Add garlic, onion, mustard, paprika, salt, and pepper.
  • Simmer gently until thickened, about 3–5 minutes.
  • Stir in cheddar and mozzarella until smooth and melted.

In a large bowl, mix cooked pasta, chicken, broccoli, and sauce until evenly combined.

  • Pour into a greased 9x13 inch baking dish.
  • Top with extra cheese or breadcrumbs if desired.

4. Bake It

  • Bake uncovered for 20–25 minutes, until golden and bubbling.
  • For a crispier top, broil for 2–3 minutes at the end.
  • Let rest for 5 minutes before serving.

Notes

  • Short on time? Use store-bought rotisserie chicken and frozen broccoli (just thaw and drain well).
  • Make it ahead: Assemble the dish (unbaked), refrigerate up to 24 hours, then bake when ready.
  • Lighter version: Use low-fat milk, reduce cheese slightly, and try whole-wheat pasta.
  • Freezer-friendly: Freeze the fully assembled, unbaked pasta bake for up to 2 months. Thaw overnight before baking.
  • Make it spicy: Stir in a pinch of cayenne or use pepper jack cheese.
  • Kid-friendly tip: Use small pasta shapes and blend broccoli finely if needed.
Keyword broccoli pasta bake, Cheesy pasta bake, chicken broccoli pasta, chicken casserole, chicken pasta with cheese sauce, creamy pasta bake, make-ahead dinner, weeknight casserole

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Written by Laura Mariano

Laura Mariano is a food blogger who founded Recipes By Gymonset.com to make cooking easier. Growing up on a farm in Spain, Laura was inspired by exquisite dishes prepared using simple ingredients. Laura Mariano is particularly known for making anyone can cook.

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