Cheddar Broccoli Chicken Bake (Printer View)

Cheesy chicken and broccoli casserole with a golden cheddar crust, perfect for an easy, hearty meal.

# Components:

→ Proteins

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

→ Vegetables

02 - 2 cups fresh broccoli florets (about 7 oz)
03 - 1 small onion, finely chopped
04 - 2 cloves garlic, minced

→ Dairy

05 - 1 1/4 cups shredded sharp cheddar cheese (about 5 oz), divided
06 - 3/4 cup sour cream (6 fl oz)
07 - 1/2 cup milk (4 fl oz)
08 - 2 tablespoons unsalted butter, melted

→ Pantry

09 - 1/2 teaspoon salt
10 - 1/4 teaspoon ground black pepper
11 - 1 teaspoon Dijon mustard
12 - 1 teaspoon dried thyme

→ Topping

13 - 1/2 cup gluten-free or regular breadcrumbs (about 1 oz)
14 - 1/4 cup shredded sharp cheddar cheese (about 1 oz)

# Method steps:

01 - Preheat oven to 400°F. Lightly grease a 9x13-inch baking dish.
02 - In a large skillet over medium heat, sauté onion and garlic in 1 tablespoon butter until softened, approximately 3 minutes.
03 - Add chicken cubes to skillet and cook while stirring until they turn opaque but are not fully cooked, about 4 to 5 minutes. Remove from heat.
04 - In a large bowl, whisk together sour cream, milk, 1 cup shredded cheddar cheese, Dijon mustard, dried thyme, salt, and pepper.
05 - Incorporate broccoli florets and the cooked chicken mixture into the sauce until thoroughly combined.
06 - Evenly spread the combined mixture into the prepared baking dish.
07 - In a small bowl, mix breadcrumbs with melted butter. Sprinkle the remaining 1/4 cup cheddar cheese and breadcrumb mixture evenly over the casserole.
08 - Bake uncovered for 30 to 35 minutes until the casserole is bubbly and the topping is golden brown.
09 - Allow the casserole to rest for 5 minutes before serving.

# Expert Advice:

01 -
  • Creamy and satisfying casserole perfect for busy weeknights
  • Customizable and easily made gluten-free with simple swaps
02 -
  • To make gluten-free, use certified gluten-free breadcrumbs
  • Frozen broccoli works but should be thawed and drained for best texture
03 -
  • Add a pinch of smoked paprika to the breadcrumb topping for extra depth
  • Let the casserole rest for several minutes after baking so it sets and is easier to portion
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