Chicken Broccoli Cheddar Bake

Featured in: Family Comfort Meals

This creamy casserole combines tender chicken breast with vibrant, steamed broccoli florets, all enveloped in a rich cheddar cheese sauce. A golden breadcrumb topping adds a delightful crunch after baking to bubbly perfection. Lightly seasoned with Dijon mustard, garlic, and onion powders, this dish offers comforting flavors perfect for family dinners or gatherings. Preparation takes just 20 minutes with an easy bake time for a warm, satisfying meal.

Updated on Sat, 15 Nov 2025 13:31:00 GMT
Golden and bubbly Chicken & Broccoli Cheddar Bake, ready for a comforting family dinner tonight. Pin this
Golden and bubbly Chicken & Broccoli Cheddar Bake, ready for a comforting family dinner tonight. | plumoven.com

A comforting creamy casserole featuring tender chicken fresh broccoli and a golden cheddar cheese topping & perfect for a family dinner or potluck.

I first made this bake on a chilly evening and the rich cheesy sauce brought everyone to the table with smiles & helping themselves to seconds.

Ingredients

  • Cooked chicken breast: 2 cups diced or shredded
  • Fresh broccoli florets: 3 cups
  • Unsalted butter: 2 tablespoons
  • All-purpose flour: 2 tablespoons
  • Whole milk: 1 cup
  • Low-sodium chicken broth: 1/2 cup
  • Dijon mustard: 1 teaspoon
  • Garlic powder: 1/2 teaspoon
  • Onion powder: 1/2 teaspoon
  • Salt: 1/2 teaspoon
  • Black pepper: 1/4 teaspoon
  • Sharp cheddar cheese: 1 1/2 cups shredded (divided)
  • Panko breadcrumbs: 1/2 cup
  • Olive oil: 1 tablespoon
  • Crushed red pepper flakes: 1/4 teaspoon (optional for a kick)

Instructions

Prepare oven and dish:
Preheat oven to 375°F (190°C). Grease a 9x13-inch (23x33 cm) baking dish.
Blanch broccoli:
Steam or blanch broccoli florets in boiling water for 2 or 3 minutes until just tender and bright green. Drain and set aside.
Make sauce base:
In medium saucepan melt butter over medium heat. Stir in flour and cook 1 minute whisking constantly.
Add liquids:
Gradually add milk and chicken broth whisking to prevent lumps. Cook for 3 or 4 minutes until sauce thickens.
Season and finish sauce:
Stir in Dijon mustard garlic powder onion powder salt and black pepper. Remove from heat.
Add cheese:
Add 1 cup cheddar cheese to sauce and stir until melted and smooth.
Combine chicken broccoli sauce:
In large bowl combine cooked chicken blanched broccoli and cheese sauce. Mix well.
Layer and top:
Spread mixture evenly in baking dish. Sprinkle remaining 1/2 cup cheddar cheese over top.
Add breadcrumb topping:
In small bowl toss panko breadcrumbs with olive oil and red pepper flakes if using. Sprinkle over casserole.
Bake:
Bake for 25 or 30 minutes until bubbling and top is golden brown.
Rest and serve:
Let cool for 5 minutes before serving.
A steaming casserole of flavorful Chicken & Broccoli Cheddar Bake, topped with browned breadcrumbs. Pin this
A steaming casserole of flavorful Chicken & Broccoli Cheddar Bake, topped with browned breadcrumbs. | plumoven.com

This casserole is a tradition when my family gathers for Sunday dinner & we love passing the dish and sharing hearty laughter at the table.

Required Tools

9x13-inch baking dish mixing bowls medium saucepan whisk steamer or pot for blanching broccoli

Allergen Information

Contains milk (cheese milk butter) and wheat (flour panko). If using store-bought broth be sure to read labels for hidden allergens.

Nutritional Information

Each serving has around 420 calories 21 g total fat 21 g carbohydrates and 36 g protein.

Imagine a creamy Chicken & Broccoli Cheddar Bake with melted cheese and tender chicken visible. Pin this
Imagine a creamy Chicken & Broccoli Cheddar Bake with melted cheese and tender chicken visible. | plumoven.com

Serve this bake warm and bubbling for ultimate comfort & leftovers make flavorful lunches the next day.

Recipe FAQs

How do I ensure the broccoli stays tender but crisp?

Blanch the broccoli florets in boiling water for 2-3 minutes until bright green, then drain well to keep them crisp yet tender during baking.

Can I use frozen broccoli instead of fresh?

Yes, thaw and drain frozen broccoli thoroughly before adding to avoid excess moisture in the bake.

What type of cheese works best for this dish?

Sharp cheddar provides the perfect balance of creaminess and flavor, melting smoothly into the sauce with a rich finish.

Is there a way to add a spicy kick to the bake?

Sprinkle crushed red pepper flakes into the breadcrumb topping or sauce to introduce a subtle heat without overpowering the flavors.

Can this dish be prepared ahead of time?

Yes, assemble the casserole and refrigerate before baking, then bring it to room temperature and bake as directed for fresh results.

Chicken Broccoli Cheddar Bake

A creamy casserole of chicken, broccoli, and melted cheddar for a cozy, delicious main dish.

Prep time
20 min
Time to cook
35 min
Total Duration
55 min
Created by Plum Oven Sophie Warren


Level of challenge Easy

Cuisine type American

Servings made 4 Portions

Dietary details None specified

Ingredient List

Protein & Vegetables

01 2 cups cooked chicken breast, diced or shredded
02 3 cups fresh broccoli florets

Sauce & Base

01 2 tablespoons unsalted butter
02 2 tablespoons all-purpose flour
03 1 cup whole milk
04 1/2 cup low-sodium chicken broth
05 1 teaspoon Dijon mustard
06 1/2 teaspoon garlic powder
07 1/2 teaspoon onion powder
08 1/2 teaspoon salt
09 1/4 teaspoon black pepper

Cheese & Topping

01 1 1/2 cups sharp cheddar cheese, shredded (divided)
02 1/2 cup panko breadcrumbs
03 1 tablespoon olive oil

Optional

01 1/4 teaspoon crushed red pepper flakes

How-To Steps

Step 01

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

Step 02

Blanch broccoli: Steam or blanch broccoli florets in boiling water for 2-3 minutes until just tender and bright green. Drain and set aside.

Step 03

Create roux: Melt butter in a medium saucepan over medium heat. Stir in flour and cook for 1 minute, whisking constantly.

Step 04

Prepare sauce: Gradually whisk in milk and chicken broth, cooking for 3-4 minutes until sauce thickens.

Step 05

Season sauce: Stir in Dijon mustard, garlic powder, onion powder, salt, and black pepper. Remove from heat.

Step 06

Incorporate cheese: Add 1 cup shredded cheddar to the sauce and stir until fully melted and smooth.

Step 07

Combine main ingredients: In a large bowl, mix the cooked chicken, blanched broccoli, and cheese sauce until evenly combined.

Step 08

Assemble casserole: Spread the mixture evenly in the prepared baking dish.

Step 09

Add cheese topping: Sprinkle remaining 1/2 cup cheddar cheese evenly over the top.

Step 10

Prepare breadcrumb topping: Toss panko breadcrumbs with olive oil and optional red pepper flakes in a small bowl, then sprinkle over casserole.

Step 11

Bake: Bake casserole for 25-30 minutes until bubbly and top is golden brown.

Step 12

Rest before serving: Allow casserole to cool for 5 minutes before serving.

Equipment Needed

  • 9x13-inch baking dish
  • Medium saucepan
  • Mixing bowls
  • Whisk
  • Steamer or pot for blanching broccoli

Allergy Advisories

Review each item for allergens and talk to your healthcare provider if unsure.
  • Contains milk (cheese, butter, milk) and wheat (flour, panko breadcrumbs).

Nutrition info (per portion)

This nutritional overview is meant for general information. For medical concerns, ask a professional.
  • Caloric Value: 420
  • Fats: 21 g
  • Carbohydrates: 21 g
  • Proteins: 36 g