Pin It A comforting, cheesy casserole featuring tender chicken, crisp broccoli, and a golden cheddar topping is perfect for a cozy family dinner.
I remember the first time I made this bake on a chilly evening and it quickly became a family favorite for its delicious cheesy flavor and simplicity.
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Ingredients
- Chicken breasts: 2 large boneless, skinless (about 500 g), cut into 2.5 cm (1-inch) cubes
- Broccoli florets: 2 cups (about 200 g) fresh
- Onion: 1 small, finely chopped
- Garlic: 2 cloves, minced
- Sharp cheddar cheese: 1 ¼ cups (140 g) shredded, 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
- Butter: 2 tablespoons unsalted, melted
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Instructions
- Prepare Oven:
- 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 until softened, about 3 minutes.
- Cook Chicken:
- Add chicken cubes and cook, stirring, until just opaque, about 4 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:
- Fold in broccoli florets and the partially cooked chicken mixture until evenly combined.
- Assemble:
- Spread mixture evenly in the prepared baking dish.
- Make 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 to 35 minutes, until bubbly and golden on top.
- Rest and Serve:
- Let stand for 5 minutes before serving.
Pin It This cheesy casserole is my son's most requested comfort food and always brings the family together at the dinner table.
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Required Tools
You will need a 23x33 cm (9x13 inch) baking dish, a large skillet, mixing bowls, a whisk, a cutting board with knife, and measuring cups and spoons.
Allergen Information
This recipe contains milk from cheese, sour cream, and butter. Use gluten-free breadcrumbs and always check product labels if allergies are a concern.
Nutritional Information
Each serving contains approximately 430 calories, 27 g total fat, 13 g carbohydrates, and 34 g protein.
Pin It 
Pair this bake with a green salad or serve over rice for a heartier meal. Enjoy warm, bubbly comfort in every bite.
Recipe Questions & Answers
- → How do I prepare the chicken for the bake?
Cut the chicken into bite-sized cubes and sauté with onion and garlic until just opaque before combining with other ingredients.
- → Can I use frozen broccoli in this dish?
Yes, thaw and drain frozen broccoli before adding to maintain texture and avoid excess moisture.
- → What gives the topping its crispy texture?
A mixture of melted butter, gluten-free or regular breadcrumbs, and shredded cheddar cheese creates a golden, crunchy crust when baked.
- → Is this dish suitable for gluten-free diets?
Use certified gluten-free breadcrumbs to keep the casserole gluten-free while maintaining the topping's texture.
- → What sides complement this cheesy chicken and broccoli bake?
Fresh green salad or steamed rice pair nicely, balancing comfort with freshness and heartiness.
- → Can I adjust the dairy ingredients for lighter options?
Substitute Greek yogurt for sour cream to reduce richness while keeping a creamy consistency.
