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High-Protein Chicken and Vegetables Casserole
why make this recipe
This Healthy High-Protein Chicken and Vegetables Casserole is a great choice for anyone looking to enjoy a nutritious meal without sacrificing flavor. It combines lean chicken with fresh vegetables and delicious cheeses, making it a balanced dish packed with protein. Perfect for busy weeknights, this casserole is easy to prepare and guarantees satisfaction for the whole family. It also offers a healthy way to incorporate more veggies into your diet while being adaptable to your taste preferences.
how to make Healthy High-Protein Chicken and Vegetables Casserole
Ingredients:
- 2 large cooked and shredded chicken breasts
- 2 medium zucchinis
- 1 large red bell pepper
- 1 cup cottage cheese
- 3 large eggs
- 1 cup grated cheddar cheese
- 1/2 cup grated Parmesan cheese
- 1/2 teaspoon garlic powder
- 1/2 teaspoon onion powder
- 1/2 teaspoon smoked paprika
- 1/2 teaspoon dried oregano
- Salt and black pepper to taste
- 1 tablespoon olive oil
- Fresh parsley for garnish (optional)
Directions:
- Preheat your oven to 375°F (190°C) and grease a 9×13 inch baking dish with olive oil.
- Sauté the diced red bell pepper and sliced zucchini in olive oil over medium heat for about 3-4 minutes until slightly softened. Season with salt and pepper.
- In a mixing bowl, whisk together the eggs, cottage cheese, garlic powder, onion powder, smoked paprika, dried oregano, salt, and black pepper until smooth.
- Stir in the shredded chicken, sautéed vegetables, and half of the cheddar cheese until well combined.
- Pour the mixture into the prepared baking dish and top with the remaining cheddar cheese and Parmesan cheese.
- Bake for 30–35 minutes until golden brown on top and set in the center.
- Let it rest for 5 minutes before serving.
how to serve Healthy High-Protein Chicken and Vegetables Casserole
Serve this casserole hot, and feel free to garnish it with fresh parsley for a pop of color and added flavor. It pairs well with a simple side salad or some whole-grain bread for a complete meal.
how to store Healthy High-Protein Chicken and Vegetables Casserole
To store leftovers, let the casserole cool completely before placing it in an airtight container. It can be kept in the refrigerator for up to 3-4 days. You can also freeze individual portions. Just make sure to wrap them tightly and use them within 2-3 months for the best flavor and texture.
tips to make Healthy High-Protein Chicken and Vegetables Casserole
- Make sure to use cooked chicken to save time. Leftover rotisserie chicken works perfectly!
- You can swap out the vegetables for other favorites like spinach, broccoli, or carrots.
- To make it spicier, add a pinch of crushed red pepper flakes or some chopped jalapeños.
variation
This casserole is highly customizable. You can change the type of cheese, add different herbs, or include other proteins like turkey or tofu for a vegetarian option. Also, consider using quinoa or brown rice instead of chicken for a different twist.
FAQs
Can I use uncooked chicken for this recipe?
No, it’s best to use cooked chicken in this casserole. It should be shredded and ready to mix in.
How do I know when the casserole is done baking?
The casserole is done when the top is golden brown and the center is set. A toothpick inserted in the center should come out clean.
Can this dish be reheated?
Yes, it reheats well! You can warm it in the oven at a low temperature or in the microwave until heated through. Just make sure to cover it to keep it moist.

Healthy High-Protein Chicken and Vegetables Casserole
Ingredients
Main ingredients
- 2 large cooked and shredded chicken breasts Use leftover rotisserie chicken to save time.
- 2 medium zucchinis Sliced for sautéing.
- 1 large red bell pepper Diced.
- 1 cup cottage cheese
- 3 large eggs
- 1 cup grated cheddar cheese Divided into two portions.
- 1/2 cup grated Parmesan cheese
- 1/2 teaspoon garlic powder
- 1/2 teaspoon onion powder
- 1/2 teaspoon smoked paprika
- 1/2 teaspoon dried oregano
- Salt and black pepper to taste
- 1 tablespoon olive oil
- Fresh parsley for garnish (optional)
Instructions
Preparation
- Preheat your oven to 375°F (190°C) and grease a 9x13 inch baking dish with olive oil.
- Sauté the diced red bell pepper and sliced zucchini in olive oil over medium heat for about 3-4 minutes until slightly softened. Season with salt and pepper.
- In a mixing bowl, whisk together the eggs, cottage cheese, garlic powder, onion powder, smoked paprika, dried oregano, salt, and black pepper until smooth.
- Stir in the shredded chicken, sautéed vegetables, and half of the cheddar cheese until well combined.
- Pour the mixture into the prepared baking dish and top with the remaining cheddar cheese and Parmesan cheese.
- Bake for 30-35 minutes until golden brown on top and set in the center.
- Let it rest for 5 minutes before serving.



