Creamy Chicken Spinach Casserole

Creamy Chicken Spinach Casserole

Creamy Chicken Spinach Casserole is a rich, comforting dish that brings together tender chicken, creamy cheese sauce, and vibrant spinach in one satisfying bake. It’s the kind of cozy dinner that feels indulgent while still being simple enough for a busy weeknight.

The creamy base made with cream cheese, Parmesan, and cream creates a smooth, velvety sauce that coats every bite. Spinach adds freshness and balance, while optional mushrooms bring a subtle earthy depth that pairs beautifully with the chicken.

This casserole is wonderfully versatile and family-friendly. It can be served on its own as a low-carb main dish or layered with pasta or rice to make it even more filling. Everything bakes together into a bubbly, golden-topped casserole that’s hard to resist.

Perfect for make-ahead meals or leftovers, this creamy chicken spinach casserole reheats beautifully and tastes just as comforting the next day.

Servings: 6
Prep Time: 15 minutes
Cook Time: 35–40 minutes
Total Time: 50–55 minutes

Ingredients

• 3 cups cooked chicken, cubed or shredded
• 4 cups fresh spinach, or 1 package frozen spinach, thawed and drained
• 1 cup sliced mushrooms, optional
• 1 cup shredded mozzarella cheese
• 1 cup shredded cheddar or Monterey Jack cheese
• 1 block (8 oz) cream cheese, softened
• 1 cup heavy cream or half-and-half
• 1/2 cup grated Parmesan cheese
• 2 cloves garlic, minced
• 1/2 teaspoon onion powder
• 1/2 teaspoon black pepper
• Salt, to taste
• Chopped chives or parsley, for garnish

Instructions

1. Preheat the oven to 375°F (190°C) and grease a 9×13-inch baking dish.
2. In a skillet over medium heat, sauté the mushrooms if using, then add the spinach and cook until wilted and any moisture has evaporated. Set aside.
3. In a large bowl, mix the cream cheese, heavy cream, Parmesan, garlic, onion powder, black pepper, and salt until smooth.
4. Stir in the cooked chicken, spinach, and mushrooms until well combined.
5. Spread the mixture evenly into the prepared baking dish.
6. Sprinkle the mozzarella and cheddar evenly over the top.
7. Bake for 30 to 40 minutes, until the casserole is bubbly and the top is lightly golden.
8. Garnish with chopped chives or parsley before serving.

Variations

• Add cooked pasta or a layer of rice underneath for a heartier casserole.
• Use rotisserie chicken for quick preparation.
• Substitute Gruyère or provolone for a richer cheese flavor.
• Add red pepper flakes for a subtle kick of heat.

Tips

• Drain spinach thoroughly to avoid excess moisture.
• Soften the cream cheese fully for a smooth sauce.
• Let the casserole rest a few minutes before serving so it sets nicely.
• Serve with a simple salad or roasted vegetables for a complete meal.