Cheddar Broccoli Chicken Bake

Featured in: Simple Home Meals

This comforting casserole combines tender chicken cubes and crisp broccoli florets enveloped in a creamy cheddar cheese sauce. Sautéed onion and garlic add depth, while a crispy breadcrumb and cheddar topping bakes until golden brown. Ready in under an hour, it’s a hearty, cheesy main perfect for family dinners, with options for gluten-free ingredients and versatile serving suggestions.

Updated on Sat, 15 Nov 2025 12:32:00 GMT
Golden, bubbly Cheddar Broccoli Chicken Bake: a hearty, family-style casserole with delicious chicken. Save to Pinterest
Golden, bubbly Cheddar Broccoli Chicken Bake: a hearty, family-style casserole with delicious chicken. | lovelyserena.com

A comforting, cheesy casserole featuring tender chicken, crisp broccoli, and a golden cheddar topping—perfect for a cozy family dinner.

I first made this Cheddar Broccoli Chicken Bake on a chilly evening when we needed something extra cozy, and it quickly became a weeknight favorite in our home.

Ingredients

  • Boneless, skinless chicken breasts: 2 large (about 500 g), cut into 2.5 cm (1-inch) cubes
  • Fresh broccoli florets: 2 cups (about 200 g)
  • Onion: 1 small, finely chopped
  • Garlic: 2 cloves, minced
  • Shredded sharp cheddar cheese: 1 ¼ cups (140 g), divided
  • Sour cream: ¾ cup (180 ml)
  • Milk: ½ cup (120 ml)
  • Salt: ½ teaspoon
  • Ground black pepper: ¼ teaspoon
  • Dijon mustard: 1 teaspoon
  • Dried thyme: 1 teaspoon
  • Breadcrumbs: ½ cup (30 g) gluten-free or regular
  • Unsalted butter: 2 tablespoons, melted

Instructions

Prep Oven and Dish:
Preheat oven to 200°C (400°F). Lightly grease a 23x33 cm (9x13 inch) baking dish.
Sauté Aromatics:
In a large skillet over medium heat, sauté onion and garlic in 1 tablespoon of butter until softened, about 3 minutes.
Cook Chicken:
Add chicken cubes and cook, stirring, until just opaque (not fully cooked), about 4–5 minutes. Remove from heat.
Mix Filling:
In a large bowl, whisk together sour cream, milk, 1 cup cheddar cheese, Dijon mustard, thyme, salt, and pepper.
Combine Ingredients:
Fold in broccoli florets and the partially cooked chicken mixture until evenly combined.
Assemble Bake:
Spread mixture evenly in the prepared baking dish.
Add Topping:
In a small bowl, mix breadcrumbs with melted butter. Sprinkle remaining ¼ cup cheddar cheese and breadcrumb mixture evenly over the casserole.
Bake:
Bake uncovered for 30–35 minutes, until bubbly and golden on top.
Rest and Serve:
Let stand for 5 minutes before serving.
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| lovelyserena.com

My kids love helping sprinkle the cheesy topping, and we always share hearty laughs around the table while enjoying this meal together.

Serving Suggestions

Pair the casserole with a green salad or serve it over rice for a filling meal. Chardonnay or another dry white wine complements the rich flavors perfectly.

Variations

Try swapping sour cream for Greek yogurt to lighten it up, or add a pinch of smoked paprika to the topping for extra depth. You can also use leftover rotisserie chicken to save time.

Allergen and Nutrition Info

This recipe contains milk (cheese, sour cream, butter) and wheat (if using regular breadcrumbs). Calories per serving: 430, with 27 g fat, 13 g carbohydrates, and 34 g protein. Always double-check labels if serving to those with food allergies.

Creamy Cheddar Broccoli Chicken Bake, topped with a flavorful breadcrumb and cheese crust, ready to serve! Save to Pinterest
Creamy Cheddar Broccoli Chicken Bake, topped with a flavorful breadcrumb and cheese crust, ready to serve! | lovelyserena.com

This bake is sure to become a staple for effortless comfort food nights. Enjoy every creamy, cheesy bite!

Ask About This Recipe

Can frozen broccoli be used in this dish?

Yes, frozen broccoli works well. Thaw and drain it thoroughly before folding into the mixture to avoid excess moisture.

How can I make the topping crispier?

Mix breadcrumbs with melted butter before sprinkling on top. This encourages a golden and crunchy texture when baked.

Is it possible to lighten the creamy sauce?

Substitute Greek yogurt for sour cream to reduce richness while maintaining a creamy texture.

What cooking dish size is recommended?

A 23x33 cm (9x13 inch) baking dish fits the ingredients perfectly and ensures even cooking.

Can this dish be made gluten-free?

Yes, using certified gluten-free breadcrumbs keeps it suitable for gluten-free diets without compromising texture.

What wine pairs well with this dish?

A white wine like Chardonnay complements the creamy cheddar and savory chicken flavors nicely.

Cheddar Broccoli Chicken Bake

Tender chicken with broccoli and melted cheddar in a warm, golden baked dish.

Prep Duration
20 minutes
Cook Duration
35 minutes
Overall Time
55 minutes
Created by Serena Moore


Skill Level Easy

Cuisine American

Makes 4 Portions

Dietary Details None specified

What You Need

Proteins

01 2 large boneless, skinless chicken breasts, cut into 1-inch cubes

Vegetables

01 2 cups fresh broccoli florets
02 1 small onion, finely chopped
03 2 cloves garlic, minced

Dairy

01 1 1/4 cups shredded sharp cheddar cheese, divided
02 3/4 cup sour cream
03 1/2 cup milk

Pantry

01 1/2 teaspoon salt
02 1/4 teaspoon ground black pepper
03 1 teaspoon Dijon mustard
04 1 teaspoon dried thyme

Topping

01 1/2 cup gluten-free or regular breadcrumbs
02 2 tablespoons unsalted butter, melted

How To Make It

Step 01

Preheat oven and prepare baking dish: Preheat oven to 400°F and lightly grease a 9x13 inch baking dish.

Step 02

Sauté aromatics: In a large skillet over medium heat, sauté onion and garlic in 1 tablespoon butter until softened, about 3 minutes.

Step 03

Cook chicken: Add chicken cubes and cook, stirring, until just opaque but not fully cooked, about 4 to 5 minutes. Remove from heat.

Step 04

Prepare creamy mixture: In a large bowl, whisk together sour cream, milk, 1 cup cheddar, Dijon mustard, thyme, salt, and pepper.

Step 05

Combine ingredients: Fold broccoli florets and partially cooked chicken mixture into the creamy base until evenly mixed.

Step 06

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

Step 07

Add topping: In a small bowl, mix breadcrumbs with melted butter. Sprinkle the remaining 1/4 cup cheddar cheese and breadcrumb mixture evenly over the casserole surface.

Step 08

Bake: Bake uncovered for 30 to 35 minutes until bubbly and golden brown on top.

Step 09

Rest before serving: Let the dish rest for 5 minutes to set before serving.

Tools You'll Need

  • 9x13 inch baking dish
  • Large skillet
  • Mixing bowls
  • Whisk
  • Cutting board and knife
  • Measuring cups and spoons

Allergy Details

Review ingredients for allergens and speak to your healthcare provider if you have concerns.
  • Contains milk products and wheat if regular breadcrumbs are used.
  • Use certified gluten-free breadcrumbs to maintain gluten-free status.

Nutrition per Portion

Details are for reference and aren't a substitute for expert medical guidance.
  • Energy: 430
  • Lipids: 27 g
  • Carbohydrates: 13 g
  • Proteins: 34 g