Save 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 casserole for a chilly Tuesday night when everyone wanted something cozy. It has since become our go-to comfort meal that the kids request for birthdays and potlucks alike.
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
Instructions
- Prepare baking dish:
- Preheat the oven to 375°F (190°C). Lightly grease a 9x13-inch (23x33 cm) baking dish.
- Cook broccoli:
- Steam or blanch the broccoli florets in boiling water for 2 3 minutes until just tender and bright green. Drain and set aside.
- Make sauce:
- In a medium saucepan, melt butter over medium heat. Stir in flour and cook for 1 minute, whisking constantly.
- Thicken sauce:
- Gradually add milk and chicken broth, whisking to prevent lumps. Cook for 3 4 minutes until the sauce thickens.
- Add seasonings:
- Stir in Dijon mustard, garlic powder, onion powder, salt, and black pepper. Remove from heat.
- Add cheese:
- Add 1 cup cheddar cheese to the sauce and stir until melted and smooth.
- Mix base:
- In a large bowl, combine cooked chicken, blanched broccoli, and cheese sauce. Mix well.
- Assemble casserole:
- Spread the mixture evenly in the prepared baking dish.
- Top with cheese:
- Sprinkle remaining 1/2 cup cheddar cheese over the top.
- Add breadcrumbs:
- In a small bowl, toss panko breadcrumbs with olive oil (and red pepper flakes, if using), then sprinkle over the casserole.
- Bake:
- Bake for 25 30 minutes until bubbling and the top is golden brown.
- Serve:
- Let cool for 5 minutes before serving.
Save Our family loves sharing this bake on busy evenings, and it's always the first dish to disappear at gatherings. There is something so heartwarming about watching everyone gather around the table for second helpings.
Serving Suggestions
Pair this casserole with a crisp green salad or a glass of Chardonnay for a delightful meal. For a heartier dinner, add cooked rice or quinoa to the chicken mixture.
Substitutions & Variations
Swap rotisserie chicken for fresh chicken to save time. Panko can be replaced with gluten-free breadcrumbs, and you can add extra vegetables like mushrooms or bell peppers.
Nutrition Facts
Each serving is approximately 420 calories, with 21g fat, 21g carbs, and 36g protein. This makes it a balanced option that still feels indulgent.
Save This casserole is sure to please everyone at your table. Save leftovers for easy lunches or another cozy night in.
Recipe Questions
- → Can I use frozen broccoli?
Yes, thaw and drain frozen broccoli before adding to maintain the right texture.
- → How do I make the sauce creamy without lumps?
Whisk the flour into melted butter and slowly add milk and broth, stirring constantly over medium heat until thickened.
- → What cheese works best for the topping?
Sharp cheddar provides rich flavor, while panko breadcrumbs mixed with olive oil create a crunchy, golden crust.
- → Is it possible to add extra ingredients for heartiness?
Yes, cooked rice or quinoa can be folded in for a more filling dish.
- → How long should I let the casserole cool before serving?
Allow about 5 minutes to cool slightly so it sets and is easier to serve.