Broccoli Cauliflower Rice Chicken Casserole
This low carb and cheesy Broccoli Cauliflower Rice Chicken Casserole recipe is perfect for dinner and makes great leftovers. It's also gluten free!

- Prep time
- 5 min
- Cook time
- 1 hr 10 min
- Yield
- 8 servings
- Difficulty
- MEDIUM
Ingredients
Quantities are shown as originally provided.
- 2 pounds skinless boneless chicken breasts
- 1 tablespoon olive oil
- 2 10-ounce bags frozen cauliflower rice ((or 1 head of cauliflower, riced and cooked))
- 1 16-ounce bag frozen broccoli cuts
- 2 large eggs, (whisked)
- 3 cups, shredded mozzarella cheese
- 2 teaspoons kosher salt
- 2 teaspoons garlic powder
- 2 teaspoons onion powder
- 2 tablespoons unsalted butter (melted)
- 1 cup shredded Italian blend cheese
Instructions
- 1
Preheat oven to 400°F. Spray a large 3-quart baking dish with non-stick cooking spray or olive oil. Set aside.
- 2
Slice chicken breasts in half horizontally to make them thinner, lightly coat them in olive oil and place on a baking sheet. Liberally season with salt and pepper and bake for 20 minutes.
- 3
While the chicken is baking, heat the bags of frozen cauliflower rice and broccoli according to package instructions. Discard any excess water or moisture.
- 4
Remove chicken from oven and let cool for 5 minutes. Carefully chop baked chicken into bite-sized pieces.
- 5
In a large bowl, add cooked cauliflower rice, broccoli, chicken, eggs, mozzarella cheese, salt, garlic powder, onion powder and butter. Toss together until fully combined.
- 6
Transfer casserole mixture to the prepared baking dish and top with the remaining Italian blend cheese.
- 7
Bake for 50 minutes, until the cheese on top has fully melted and started to brown slightly. Let cool for 10 minutes before serving.