Chicken & Broccoli Alfredo Bake — Comfort in a Casserole Dish

Here’s a cozy, satisfying Chicken & Broccoli Alfredo Bake recipe — the perfect comfort in a casserole dish. Creamy Alfredo sauce, tender chicken, and hearty broccoli, all baked with cheesy goodness. Great for family dinners or meal prep!

🧀 Chicken & Broccoli Alfredo Bake

Prep Time: 15 mins
Cook Time: 35 mins
Total Time: 50 mins
Serves: 6

Ingredients

For the Alfredo Sauce (or use 2 cups store-bought):

2 tbsp butter
3 cloves garlic, minced
2 tbsp all-purpose flour
1½ cups whole milk
½ cup heavy cream
¾ cup grated Parmesan cheese
Salt & black pepper to taste
Pinch of nutmeg (optional)

For the Bake:

2 cups cooked chicken breast, shredded or cubed
3 cups broccoli florets (steamed or blanched)
10 oz penne, ziti, or rotini pasta (about 3 cups uncooked)
1½ cups shredded mozzarella cheese
½ cup grated Parmesan (for topping)
1 tbsp olive oil or butter (for greasing the dish)
Fresh parsley (optional, for garnish)

Instructions

1. Preheat & Prep

Preheat oven to 375°F (190°C).
Lightly grease a 9×13-inch casserole dish.

2. Cook Pasta & Broccoli

Cook pasta al dente according to package instructions. Drain and set aside.
Steam or blanch broccoli until just tender (bright green, not mushy). Drain.

3. Make Alfredo Sauce (skip if using store-bought)

In a saucepan over medium heat, melt butter.
Add garlic and sauté for 1 minute.
Whisk in flour to make a roux; cook for 1 minute.
Slowly whisk in milk and cream. Simmer until thickened, 3–4 minutes.
Stir in Parmesan cheese, salt, pepper, and nutmeg. Simmer until smooth.

4. Assemble the Casserole

In a large bowl, combine pasta, chicken, broccoli, and Alfredo sauce. Mix gently.
Pour mixture into the prepared casserole dish.
Top with mozzarella and Parmesan.

5. Bake

Cover loosely with foil and bake for 20 minutes.
Uncover and bake an additional 10–15 minutes until bubbly and golden on top.

6. Serve

Let cool for 5 minutes before serving.
Garnish with chopped parsley if desired.

💡 Tips & Variations

Add bacon or pancetta for a smoky twist.
Use rotisserie chicken for extra flavor and convenience.
Try cauliflower or zucchini instead of broccoli for variety.
Use gluten-free pasta and flour for a GF version.