If you are craving comfort food that truly fuels your body, this High Protein Cheesy Chicken and Broccoli Casserole Recipe is bound to become your new go-to. Packed with tender shredded chicken, vibrant broccoli, and a wonderfully creamy blend of cheeses, this casserole delivers a satisfying meal that feels indulgent but is loaded with protein to keep you energized. It’s a fantastic way to enjoy a wholesome, hearty dish that balances health and flavor beautifully.

Ingredients You’ll Need
Every ingredient in this recipe plays a crucial role in creating the perfect balance of texture, flavor, and nutrition. From the creamy cheeses that give it richness to the fresh broccoli adding crunch and color, each element is simple yet essential.
- Cooked chicken breast (2 cups shredded): The star protein that adds great texture and satisfies hunger.
- Fresh broccoli florets (3 cups, lightly steamed): Adds a vibrant green color and delivers a fresh crunch plus fiber.
- Low-fat cottage cheese (1 cup): Contributes creaminess while keeping the calorie count reasonable.
- Plain Greek yogurt (1 cup): Adds tang and extra protein for a richer, fuller sauce.
- Reduced-fat cream cheese (1/2 cup, softened): Makes the casserole irresistibly smooth and cheesy.
- Shredded cheddar cheese (1 1/2 cups, divided): Infuses bold, sharp flavor and the golden bubbly top everyone loves.
- Grated Parmesan cheese (1/4 cup): Offers a subtle nutty bite that rounds out the cheese blend.
- Garlic (2 cloves, minced): Lifts the dish with aromatic warmth and depth.
- Onion powder (1/2 teaspoon): Enhances savory notes without overpowering.
- Paprika (1/2 teaspoon): Adds a gentle smoky hint and gorgeous color.
- Salt (1/2 teaspoon or to taste): Balances and highlights all flavors beautifully.
- Black pepper (1/4 teaspoon): Just the right amount of spice to complement the creamy elements.
- Milk (1/4 cup of your choice): Helps thin the mixture slightly for smooth blending.
- Whole wheat breadcrumbs (1/2 cup, optional for topping): Provides a crunchy golden topping if you want a little extra texture on the crust.
How to Make High Protein Cheesy Chicken and Broccoli Casserole Recipe
Step 1: Prepare Your Oven and Baking Dish
Start by preheating your oven to 375°F to ensure it’s nice and hot once your casserole is ready. Lightly grease a 9×13-inch baking dish – this helps prevent sticking and makes cleaning up easier.
Step 2: Mix the Cheesy Sauce Base
In a large mixing bowl, combine the cottage cheese, Greek yogurt, softened cream cheese, one cup of cheddar cheese, Parmesan cheese, minced garlic, onion powder, paprika, salt, black pepper, and milk. Stir this mixture until it’s completely smooth and creamy. This blend of cheeses and spices is what makes the casserole rich, tangy, and full of wonderful depth.
Step 3: Add Chicken and Broccoli
Gently fold in your shredded cooked chicken and lightly steamed broccoli florets into the cheesy mixture. Make sure each piece is evenly coated with the creamy base – this ensures every bite is packed with flavor and texture.
Step 4: Assemble and Top the Casserole
Spread the combined mixture evenly into your prepared baking dish, smoothing out the top for an attractive finish. Next, sprinkle the remaining half cup of shredded cheddar cheese over the surface. If you like a bit of crunch, this is the moment to scatter your optional whole wheat breadcrumbs on top.
Step 5: Bake Until Golden and Bubbling
Place your casserole in the preheated oven and bake for 25 to 30 minutes. You’ll know it’s ready when the cheese is fully melted, the edges are bubbly, and the top is a beautiful golden color. Allow it to rest for about 5 minutes before serving — it lets everything set nicely so you can cut clean portions.
How to Serve High Protein Cheesy Chicken and Broccoli Casserole Recipe
Garnishes
A sprinkle of freshly chopped parsley or a few red pepper flakes can brighten the plate with color and a hint of freshness. A light drizzle of hot sauce can add an exciting kick for those who love extra spice.
Side Dishes
Because this casserole is protein-packed and full of fiber-rich veggies, simple sides work best. A crisp green salad with lemon vinaigrette or some steamed asparagus adds a refreshing contrast to the rich casserole.
Creative Ways to Present
For a fun twist, serve individual portions in ramekins or hollowed-out mini bell peppers. Pairing it with a crusty whole grain bread or a side of quinoa can elevate the meal and make it even more satisfying.
Make Ahead and Storage
Storing Leftovers
This casserole stores beautifully in an airtight container in the refrigerator for up to four days. Simply cool it completely before covering to maintain freshness and prevent sogginess.
Freezing
If you want to keep this meal on hand for longer, freeze the casserole for up to three months. Wrap the baking dish tightly with plastic wrap and then foil, or transfer portions to freezer-safe containers. Thaw overnight in the fridge before reheating.
Reheating
Reheat leftover casserole in the oven at 350°F until warmed through and bubbly, about 15-20 minutes. You can also microwave individual portions, but be sure to cover loosely and stir halfway through for even heating.
FAQs
Can I use frozen broccoli instead of fresh?
Absolutely! Just be sure to thaw and drain it well before mixing to avoid excess moisture that could make your casserole watery.
Is this recipe suitable for meal prepping?
Definitely! This High Protein Cheesy Chicken and Broccoli Casserole Recipe is ideal for meal prepping since it can be made ahead, refrigerated, and reheated without losing its delicious flavor or texture.
Can I substitute the chicken breast for another protein?
Yes, turkey breast or even cooked tofu can work well here if you want a different protein source while keeping the dish high in protein.
What cheese can I use if I don’t have cheddar?
Mozzarella or Monterey Jack are great mild cheese alternatives that melt nicely and pair well with the other ingredients.
Can I make this casserole dairy-free?
With some substitutions like dairy-free cream cheese, yogurt alternatives, and a non-dairy cheese blend, you can adapt this recipe to fit a dairy-free diet, though it might alter the texture and flavor slightly.
Final Thoughts
From its cozy cheesy goodness to its powerhouse protein punch, this High Protein Cheesy Chicken and Broccoli Casserole Recipe is a joy to make and even more delightful to eat. Whether you’re feeding family or prepping for a busy week, it offers incredible nourishment and comfort in every bite. Give it a try – your taste buds and muscles will both thank you!
Print
High Protein Cheesy Chicken and Broccoli Casserole Recipe
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Total Time: 45 minutes
- Yield: 6 servings
- Category: Main Course
- Method: Baking
- Cuisine: American
- Diet: Gluten Friendly
Description
This High Protein Cheesy Chicken and Broccoli Casserole is a wholesome, satisfying dish packed with lean chicken, nutrient-rich broccoli, and a melty blend of cheeses. Perfectly balanced for a nutritious meal prep or family dinner, it combines creamy cottage cheese, Greek yogurt, and cream cheese with flavorful seasonings baked to golden perfection for hearty comfort food that’s both healthy and delicious.
Ingredients
Protein and Dairy
- 2 cups cooked chicken breast, shredded
- 1 cup low-fat cottage cheese
- 1 cup plain Greek yogurt
- 1/2 cup reduced-fat cream cheese, softened
- 1 1/2 cups shredded cheddar cheese, divided
- 1/4 cup grated Parmesan cheese
- 1/4 cup milk of choice
Vegetables
- 3 cups fresh broccoli florets, lightly steamed
Seasonings and Toppings
- 2 cloves garlic, minced
- 1/2 teaspoon onion powder
- 1/2 teaspoon paprika
- 1/2 teaspoon salt, or to taste
- 1/4 teaspoon black pepper
- 1/2 cup whole wheat breadcrumbs (optional for topping)
Instructions
- Preheat and Prepare Dish: Preheat your oven to 375°F (190°C) and lightly grease a 9×13-inch baking dish to prevent sticking and ensure easy cleanup.
- Mix Cheeses and Seasonings: In a large mixing bowl, combine the cottage cheese, Greek yogurt, softened cream cheese, 1 cup shredded cheddar cheese, grated Parmesan, minced garlic, onion powder, paprika, salt, black pepper, and milk. Stir until the mixture is smooth and all ingredients are well incorporated.
- Add Chicken and Broccoli: Gently fold the shredded cooked chicken and lightly steamed broccoli florets into the cheese mixture, ensuring everything is evenly coated for balanced flavor in each bite.
- Assemble Casserole: Spread the combined mixture evenly into the prepared baking dish, smoothing the top to create a flat surface for even baking.
- Add Toppings: Sprinkle the remaining 1/2 cup shredded cheddar cheese evenly over the casserole. If using, add the whole wheat breadcrumbs atop the cheese for a crunchy texture.
- Bake: Place the dish in the preheated oven and bake for 25 to 30 minutes, or until the casserole is hot, bubbly, and the cheese is melted and lightly golden on top.
- Rest and Serve: Remove the casserole from the oven and let it rest for 5 minutes before serving. This allows the dish to set and makes it easier to slice and serve.
Notes
- Use rotisserie chicken to save time and add flavor without extra effort.
- For a lower-carb option, simply omit the breadcrumbs topping.
- This casserole keeps well refrigerated for up to 4 days and reheats nicely in the oven or microwave.

