Cheddar Broccoli Chicken Bake

Featured in: Quick Snack Bites

This comforting baked dish combines tender chicken cubes with fresh broccoli florets, smothered in a creamy cheddar sauce. Flavored with Dijon mustard, thyme, and a hint of garlic, it’s baked until bubbly and golden on top. A crunchy breadcrumb and cheddar topping adds texture, making it a perfect easy-to-make, hearty meal for any night.

Updated on Sat, 15 Nov 2025 09:14:00 GMT
Golden, bubbly Cheddar Broccoli Chicken Bake: a hearty casserole with tender chicken and melted cheese. Save
Golden, bubbly Cheddar Broccoli Chicken Bake: a hearty casserole with tender chicken and melted cheese. | fryzia.com

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

Our family loves this bake on chilly evenings. The first time I made it, the cheesy aroma had everyone hovering near the kitchen, eager for dinner to be served.

Ingredients

  • Chicken breasts: 2 large, boneless and skinless, 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
  • Sharp cheddar cheese: 1 ¼ cups (140 g), shredded and 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
  • Bread crumbs: ½ cup (30 g), gluten-free or regular
  • Butter: 2 tablespoons, unsalted and melted

Instructions

Prepare the pan:
Preheat oven to 200°C (400°F). Lightly grease a 23x33 cm (9x13 inch) baking dish.
Sauté vegetables:
In a large skillet over medium heat, cook onion and garlic in 1 tablespoon of butter for about 3 minutes until softened.
Cook chicken:
Add chicken cubes and cook, stirring, until just opaque (not fully cooked), about 4 minutes. Remove from heat.
Mix filling:
In a bowl, whisk sour cream, milk, 1 cup cheddar cheese, Dijon mustard, thyme, salt, and pepper.
Combine:
Fold in broccoli florets and the partially cooked chicken mixture until evenly combined.
Spread mixture:
Transfer and spread mixture evenly into the prepared baking dish.
Make topping:
Mix breadcrumbs with melted butter. Sprinkle remaining ¼ cup cheddar cheese and breadcrumb mixture evenly over casserole.
Bake:
Bake uncovered 30–35 minutes until bubbly and golden on top.
Rest:
Let stand 5 minutes before serving.
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My kids always race to scoop a generous serving, and there's rarely any left for lunch the next day.

Required Tools

23x33 cm (9x13 inch) baking dish, large skillet, mixing bowls, whisk, cutting board and knife, measuring cups and spoons.

Allergen Information

Contains milk from cheese, sour cream and butter. Contains wheat if using regular breadcrumbs. Always check product labels for allergens.

Nutritional Information

Each serving: 430 Calories, 27 g Total Fat, 13 g Carbohydrates, 34 g Protein.

Close-up of the delicious Cheddar Broccoli Chicken Bake, perfect for a comforting weeknight family meal. Save
Close-up of the delicious Cheddar Broccoli Chicken Bake, perfect for a comforting weeknight family meal. | fryzia.com

Serve hot for the best flavor and enjoy every comforting bite with your loved ones.

Recipe FAQ Section

Can I use frozen broccoli for this dish?

Yes, frozen broccoli can be used; just thaw and drain it well before mixing to avoid excess moisture.

How can I make the topping extra flavorful?

Add a pinch of smoked paprika to the breadcrumb and cheddar mixture for a smoky depth.

Is it possible to substitute sour cream?

Greek yogurt can replace sour cream for a lighter and tangier variation without compromising creaminess.

What cooking dish size is recommended?

A 23x33 cm (9x13 inch) baking dish works best for even cooking and golden topping results.

How long should I bake the casserole?

Bake uncovered at 200°C (400°F) for 30–35 minutes until the top is bubbly and golden brown.

Can I make this gluten-free?

Use certified gluten-free breadcrumbs and confirm other ingredients are gluten-free to adapt this dish.

Cheddar Broccoli Chicken Bake

Cheesy casserole with chicken and broccoli topped with a golden cheddar crust, ideal for a warm family meal.

Prep duration
20 min
Cook duration
35 min
Complete duration
55 min
Created by Samantha Rivera

Classification Quick Snack Bites

Complexity Level Easy

Heritage American

Output 4 Portion Count

Dietary considerations None specified

Components

Proteins

01 2 large boneless, skinless chicken breasts (approximately 1.1 lbs), cut into 1-inch cubes

Vegetables

01 2 cups fresh broccoli florets (about 7 oz)
02 1 small onion, finely chopped
03 2 cloves garlic, minced

Dairy

01 1 1/4 cups shredded sharp cheddar cheese (5 oz), divided
02 3/4 cup sour cream (6 fl oz)
03 1/2 cup milk (4 fl oz)

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 (1.1 oz)
02 2 tablespoons unsalted butter, melted

Preparation Steps

Phase 01

Prepare baking dish: Preheat oven to 400°F. Lightly grease a 9x13 inch baking dish.

Phase 02

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

Phase 03

Cook chicken: Add cubed chicken to the skillet and cook, stirring frequently, until the pieces are just opaque but not fully cooked, approximately 4–5 minutes. Remove from heat.

Phase 04

Combine sauce: In a large bowl, whisk together sour cream, milk, 1 cup shredded cheddar cheese, Dijon mustard, dried thyme, salt, and black pepper until smooth.

Phase 05

Mix main ingredients: Fold in broccoli florets and the partially cooked chicken mixture until everything is evenly combined.

Phase 06

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

Phase 07

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

Phase 08

Bake: Bake uncovered for 30 to 35 minutes, or until the casserole is bubbly and the topping is golden brown.

Phase 09

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

Necessary tools

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

Allergy information

Review all ingredients for potential allergens and consult with healthcare providers if you're uncertain about any item.
  • Contains milk (cheddar cheese, sour cream, butter).
  • Contains wheat if using regular breadcrumbs; use certified gluten-free breadcrumbs for gluten-free option.

Nutrient breakdown (per portion)

These values are approximate and shouldn't replace professional medical guidance.
  • Energy Value: 430
  • Fat: 27 g
  • Carbohydrates: 13 g
  • Protein Content: 34 g