Chicken Broccoli Cheddar Bake

Featured in: Smart Weeknight Meals

This creamy casserole combines tender chicken breast, fresh broccoli florets, and a rich cheddar cheese sauce for a comforting meal. The broccoli is lightly steamed to preserve its bright color and texture before mixing with a smooth, flavorful cheese sauce made with butter, flour, milk, and Dijon mustard. A crunchy panko and cheddar topping adds a golden finish after baking to perfection at 375°F for about 30 minutes. Ideal for a family dinner or casual gathering.

Updated on Tue, 11 Nov 2025 11:09:00 GMT
Golden, bubbly Chicken & Broccoli Cheddar Bake with a crispy panko topping, ready to serve. Pin it
Golden, bubbly Chicken & Broccoli Cheddar Bake with a crispy panko topping, ready to serve. | smartyskitchen.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 when my family craved something warm and satisfying. The bubbling cheese and tender chicken instantly became a requested favorite.

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 (optional): 1/4 teaspoon for a kick

Instructions

Prepare oven and dish:
Preheat oven to 375°F (190°C) and lightly grease a 9x13-inch (23x33 cm) baking dish.
Cook broccoli:
Steam or blanch broccoli florets in boiling water for 2 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 4 minutes until sauce thickens.
Season and add cheese:
Stir in Dijon mustard garlic powder onion powder salt and black pepper. Remove from heat. Add 1 cup cheddar cheese and stir until melted and smooth.
Combine ingredients:
In large bowl combine cooked chicken blanched broccoli and cheese sauce. Mix well.
Assemble casserole:
Spread mixture evenly in prepared baking dish. Sprinkle remaining 1/2 cup cheddar cheese over the top.
Prepare topping:
In small bowl toss panko breadcrumbs with olive oil (and red pepper flakes if using) then sprinkle over casserole.
Bake:
Bake 25 30 minutes until bubbling and top is golden brown.
Rest and serve:
Let cool for 5 minutes before serving.
Melting cheddar and tender chicken layered in this creamy Chicken & Broccoli Cheddar Bake. Pin it
Melting cheddar and tender chicken layered in this creamy Chicken & Broccoli Cheddar Bake. | smartyskitchen.com

Whenever I serve this casserole my kids gather around eager for a second helping and my spouse always asks for the recipe to share with friends.

Allergen Information

Contains milk (cheese milk butter) and wheat (flour panko). If using store-bought chicken broth or other processed ingredients check for hidden allergens.

Required Tools

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

Nutritional Information

Per serving: 420 calories 21 g total fat 21 g carbohydrates 36 g protein.

Warm, cheesy aroma: this comforting Chicken & Broccoli Cheddar Bake is perfect for dinner. Pin it
Warm, cheesy aroma: this comforting Chicken & Broccoli Cheddar Bake is perfect for dinner. | smartyskitchen.com

Serve this casserole fresh out of the oven for maximum comfort. It reheats beautifully for leftovers.

Recipe Questions & Answers

How do I prevent the broccoli from becoming mushy?

Steam or blanch the broccoli for just 2-3 minutes until tender-crisp to maintain its texture and vibrant color before mixing it into the dish.

Can I use rotisserie chicken instead of cooking chicken breast?

Yes, rotisserie chicken works well and can save time while keeping the dish flavorful and tender.

What can I use instead of panko breadcrumbs for the topping?

Crushed crackers or toasted breadcrumbs can be used as a substitute to achieve a crispy topping.

Is it possible to prepare this dish ahead of time?

You can assemble the casserole in advance and refrigerate it before baking. Add extra baking time if cooking from cold.

How can I add a little heat to the dish?

Incorporate crushed red pepper flakes into the breadcrumb topping or the sauce for a mild spicy kick.

Chicken Broccoli Cheddar Bake

A creamy layered dish blending tender chicken, broccoli, and sharp cheddar cheese in a golden crust.

Prep Time
20 min
Time to Cook
35 min
Overall Time
55 min
Created by Emily Scott


Skill Level Easy

Culinary Roots American

Makes 4 Portions

Diet Details None specified

What You'll Need

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

Directions

Step 01

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

Step 02

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

Step 03

Make Roux: Melt butter in a medium saucepan over medium heat. Add flour and whisk constantly, cooking for 1 minute.

Step 04

Prepare Sauce: Slowly 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

Add Cheese to Sauce: Stir in 1 cup cheddar cheese until fully melted and smooth.

Step 07

Combine Ingredients: In a large bowl, mix cooked chicken, broccoli, and cheese sauce thoroughly.

Step 08

Assemble Casserole: Spread mixture evenly in prepared baking dish.

Step 09

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

Step 10

Prepare Breadcrumb Topping: Toss panko breadcrumbs with olive oil and optional crushed red pepper flakes, then evenly sprinkle over casserole.

Step 11

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

Step 12

Rest Before Serving: Allow to cool for 5 minutes before serving.

Tools You'll Need

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

Allergy Info

Review each item for allergens and reach out to a healthcare provider if unsure.
  • Contains milk (cheese, milk, butter) and wheat (flour, panko). Check processed ingredients for hidden allergens.

Nutrition Info (per portion)

Info for reference only. Always check with your doctor for health guidance.
  • Energy (Calories): 420
  • Fats: 21 g
  • Carbohydrates: 21 g
  • Proteins: 36 g