Go Back
Broccoli chicken and rice casserole taken with iphone 15 pro max --iw 2 --ar 4:5 --v 6.1 --raw

Healthy Chicken Broccoli Rice Casserole

This Healthy Chicken Broccoli Rice Casserole is a comforting one-pot meal that blends tender chicken, crisp broccoli, and fluffy brown rice in a creamy, cheesy sauce. It's quick to prepare and perfect for family dinners or meal prep.
Print Recipe Pin Recipe
Prep Time 10 minutes
Cook Time 35 minutes
Total Time 45 minutes
Servings 6 servings
Calories 450 kcal

Ingredients
  

Main ingredients

  • 2 tablespoons butter
  • 1.5 pounds boneless skinless chicken breasts cut into 1-inch cubes
  • 2 tablespoons all purpose flour
  • 2 cups whole milk
  • 1 tablespoon Dijon mustard
  • 1 teaspoon salt
  • 0.5 teaspoon ground black pepper
  • 1 teaspoon dried thyme
  • 0.5 teaspoon garlic powder
  • 1 pound fresh broccoli florets
  • 3 cups cooked brown rice
  • 0.5 cup plain Greek yogurt
  • 2 cups shredded sharp cheddar cheese divided

Instructions
 

Instructions

  • Preheat oven to 375°F. Steam broccoli florets until just tender, about 5 minutes, then set aside.
    1 pound fresh broccoli florets
  • Melt butter in a large skillet. Add chicken cubes and cook until no longer pink, about 5 to 7 minutes.
    1.5 pounds boneless skinless chicken breasts
  • Sprinkle flour over chicken and stir to coat thoroughly.
    2 tablespoons all purpose flour
  • Slowly pour in whole milk while stirring constantly to avoid lumps. Add Dijon mustard, salt, black pepper, thyme, and garlic powder. Cook until sauce thickens, about 5 minutes.
    2 cups whole milk, 1 tablespoon Dijon mustard, 1 teaspoon salt, 0.5 teaspoon ground black pepper, 1 teaspoon dried thyme, 0.5 teaspoon garlic powder
  • Fold in cooked broccoli and stir gently but well to combine.
    1 pound fresh broccoli florets
  • Transfer mixture to a casserole dish and smooth the surface.
  • Bake uncovered for 20 to 25 minutes until the top is bubbly and golden.
  • Remove from oven and let rest for a few minutes before serving.
  • Top casserole with shredded cheddar cheese before or after baking as desired.
    2 cups shredded sharp cheddar cheese
  • Serve warm and enjoy every creamy cheesy bite.
  • Store leftovers in airtight containers in the fridge for up to 3-4 days or freeze for longer storage.

Notes

This casserole is best served warm and makes great leftovers. Use pre-cooked rice to reduce prep time and frozen broccoli as a convenient alternative.