High-Protein Spinach and Artichoke Chicken Casserole

By Tyla | Last modified on Mar 11, 2026

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High-Protein Spinach and Artichoke Chicken Casserole

Indulge in this comforting casserole where tender chicken pieces harmonize with vibrant spinach and tangy artichoke hearts. This dish combines creamy cheeses and wholesome ingredients for a satisfying dinner that feels indulgent yet nourishing.

Baked to bubbling perfection with a golden cheese crust, it’s an ideal weeknight meal that packs a protein punch while delighting your taste buds with every bite.

Why You’ll Love This Recipe

  • Rich, creamy cheese blend creates an irresistible, velvety texture perfect for cozy dinners.
  • High protein content supports muscle health and keeps you full longer.
  • Simple prep and easy bake make it perfect for busy weeknights or beginner cooks.
  • Versatile ingredients allow easy swaps for dietary preferences or pantry staples.

Ingredients

  • Chicken breast (1.5 pounds): Tender, boneless, skinless diced pieces provide a lean, high-protein base for the casserole.
  • Olive oil (2 tablespoons): Adds a subtle fruity richness for sautéing the chicken and garlic evenly.
  • Garlic cloves (3, minced): Freshly minced to infuse an aromatic depth that complements the creamy mixture.
  • Fresh spinach (10 ounces, chopped): Adds vibrant color, mild flavor, and nutrient-rich greens that wilt perfectly when cooked.
  • Artichoke hearts (14 ounces, drained and quartered): Tender, slightly tangy pieces that bring unique texture and flavor to the dish.
  • Low-fat cream cheese (8 ounces, softened): Creamy base that melds all components with a luscious, smooth texture.
  • Plain Greek yogurt (1 cup): Adds tangy creaminess while boosting protein and keeping the casserole light.
  • Low-fat cottage cheese (0.5 cup): Enhances the cheesy flavor and adds a gentle curd texture for richness.
  • Part-skim mozzarella cheese (1 cup, shredded): Melts beautifully to create a bubbly, golden topping layer.
  • Grated Parmesan cheese (0.5 cup): Adds a sharp, nutty finish and color contrast on top.
  • Salt (1 teaspoon): Seasoning to balance and enhance all flavors throughout the dish.
  • Black pepper (0.5 teaspoon): Provides mild heat and depth, rounding out the savory notes.

Instructions

Preheat and prepare baking dish

Set your oven to 375°F (190°C) and lightly grease a 9×13 inch baking dish to prevent sticking, ensuring easy cleanup and perfect baking surface.

Cook seasoned chicken

Heat olive oil in a large skillet over medium heat. Add diced chicken seasoned with salt and pepper. Cooking until the chicken is no longer pink, about 5-7 minutes, locks in juicy flavor and ensures food safety.

Sauté garlic

Stir in minced garlic and cook for about 1 minute until fragrant. This quick step releases garlic’s aromatic oils without burning, adding a subtle savory note.

Wilt spinach

Add chopped spinach to the skillet and cook for approximately 2 minutes until wilted. Cooking spinach slightly softens its texture and deepens its natural flavor for better integration.

Add artichoke hearts and remove from heat

Stir in the drained and quartered artichoke hearts, folding gently to combine. Removing the skillet from heat now preserves the textures while blending the flavors.

Mix creamy cheese base

In a separate bowl, combine softened cream cheese, Greek yogurt, and low-fat cottage cheese. Blend well until smooth, creating a creamy foundation that binds the casserole beautifully.

Combine chicken and cheese mixtures

Gently fold the chicken and vegetable mixture into the cheese base until evenly coated. This ensures each bite is rich and flavorful with a perfect balance of protein and veggies.

Transfer to baking dish and top with cheese

Spread the combined mixture evenly into the prepared baking dish. Sprinkle shredded mozzarella and grated Parmesan evenly on top to create a golden, bubbly cheese crust while baking.

Bake to golden perfection

Bake uncovered for 20 to 25 minutes until the casserole is bubbly and the cheese topping turns lightly golden. This step melds all flavors and creates an inviting crispy top.

Rest before serving

Allow the casserole to rest for 5 minutes after baking. Resting helps it to set, making serving easier and enhancing the melding of flavors.

You Must Know

  • You can substitute spinach with kale or Swiss chard for varied flavors and textures.
  • Using cooked rotisserie chicken reduces preparation time significantly.
  • Adding red pepper flakes during cooking adds a delicious spicy kick if desired.
  • Store leftovers in an airtight container refrigerated for up to 4 days to maintain freshness.

Storage Tips

Keep your casserole well covered in an airtight container and refrigerate. This dish reheats well, maintaining its creamy and tender texture for up to four days.

Serving Suggestions

Serve this casserole alongside a crisp green salad or roasted vegetables for a complete, balanced meal. A slice of crusty whole-grain bread also pairs nicely for soaking up extra sauce.

Professional Tips

  • For even cooking, dice chicken uniformly to ensure all pieces cook at the same rate.
  • Allow cream cheese to soften at room temperature before mixing for easier blending and smoother texture.
  • Use fresh garlic rather than garlic powder for deeper flavor complexity.
  • Let the casserole sit a few minutes before slicing to prevent it from falling apart on serving.

FAQs

Can I use frozen spinach instead of fresh?

Yes, but be sure to thaw and squeeze out excess moisture to avoid a watery casserole.

Is it possible to make this casserole dairy-free?

You can try dairy-free cream cheese, yogurt, and cheese substitutes, but it may alter the creamy texture and flavor slightly.

How do I reheat leftovers?

Reheat individual portions in the microwave or warm the whole dish in an oven at 350°F until heated through.

Can this be prepared ahead of time?

Yes, assemble the casserole and store it covered in the fridge for up to 24 hours before baking.

What other vegetables can I add?

Mushrooms, bell peppers, or zucchini can be added to increase texture variety and nutritional content.

Is this casserole kid-friendly?

Generally, yes—its mild flavors and creamy texture tend to be popular with children, but adjust seasonings if needed.

High-Protein Spinach and Artichoke Chicken Casserole

High-Protein Spinach Artichoke Chicken

This hearty casserole combines tender chicken with creamy cheeses, spinach, and artichokes for a protein-packed, comforting dinner that's simple to prepare and full of savory flavor.
Prep Time 15 minutes
Cook Time 35 minutes
Total Time 55 minutes
Course casserole, dinner
Cuisine American
Servings 6 people
Calories 470 kcal

Equipment

  • 1 skillet for cooking chicken and vegetables
  • 1 9x13-inch baking dish for baking casserole
  • 1 mixing bowl

Ingredients
  

  • 1.5 pounds boneless skinless chicken breast diced
  • 2 tablespoons olive oil
  • 3 cloves garlic minced
  • 10 ounces fresh spinach chopped
  • 14 ounces artichoke hearts drained and quartered
  • 8 ounces low-fat cream cheese softened
  • 1 cup plain Greek yogurt
  • 0.5 cup low-fat cottage cheese
  • 1 cup shredded part-skim mozzarella cheese
  • 0.5 cup grated Parmesan cheese
  • 1 teaspoon salt
  • 0.5 teaspoon black pepper

Instructions
 

  • Preheat oven to 375°F and lightly grease a 9x13 inch baking dish.
  • Heat olive oil in a large skillet over medium heat; season diced chicken with salt and pepper and cook until no longer pink, about 5 to 7 minutes.
  • Add minced garlic to the skillet and cook for 1 minute.
  • Stir in chopped spinach and cook until wilted, about 2 minutes.
  • Add drained and quartered artichoke hearts, then remove from heat.
  • In a mixing bowl, combine softened cream cheese, Greek yogurt, and cottage cheese until smooth.
  • Fold the chicken and vegetable mixture into the cheese mixture until evenly coated.
  • Transfer the mixture to the prepared baking dish and spread evenly.
  • Sprinkle shredded mozzarella and grated Parmesan on top.
  • Bake for 20 to 25 minutes until bubbly and cheese is golden.
  • Let casserole rest for 5 minutes before serving.

Notes

  • Substitute kale or Swiss chard for spinach if desired.
  • Use cooked rotisserie chicken to save prep time.
  • Add red pepper flakes for extra spice.
  • Store leftovers in an airtight container; refrigerate up to 4 days.

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