Creamy Chicken and Spinach Casserole

Rich, cheesy, and comforting — this chicken and spinach casserole is an easy dinner the whole family will love! With tender chicken, creamy sauce, and gooey melted cheese, it’s perfect for busy weeknights or family gatherings.
Why You’ll Love This Recipe
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Creamy, cheesy comfort food that’s satisfying and hearty.
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A great way to use leftover chicken.
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Customizable — add mushrooms, artichokes, or pasta.
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Family-friendly and easy to prepare.
Ingredients
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2–3 cups cooked shredded chicken (breasts or thighs)
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4 cups fresh spinach (or 1 package frozen, thawed & drained)
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8 oz cream cheese, softened
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1/2 cup sour cream
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1 cup shredded mozzarella cheese
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1/4 cup grated Parmesan cheese
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2 cloves garlic, minced
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1 small onion, finely chopped
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1/2 teaspoon salt
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1/4 teaspoon black pepper
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Pinch of nutmeg (optional)
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Optional: sliced mushrooms, artichoke hearts, or cooked pasta
Prep Time: 15 minutes
Cook Time: 30 minutes
Total Time: 45 minutes
Yield: 6 servings
Step-by-Step Instructions
Step 1: Prepare the chicken and spinach
Cook and shred chicken if not pre-cooked. Sauté fresh spinach until wilted or thaw and drain frozen spinach.
Step 2: Make the creamy mixture
In a bowl, mix cream cheese, sour cream, garlic, onion, salt, pepper, and nutmeg until smooth.
Step 3: Assemble the casserole
Preheat oven to 375°F (190°C). In a greased casserole dish, layer chicken, spinach, and creamy sauce. Mix gently.
Step 4: Add the cheeses
Top with mozzarella and Parmesan cheese.
Step 5: Bake and serve
Bake uncovered for 25–30 minutes, until golden and bubbly. Cool slightly before serving. Enjoy with salad, crusty bread, or rice.
Frequently Asked Questions
Can I make this casserole ahead of time?
Yes, assemble it up to a day in advance, cover, and refrigerate. Bake when ready to serve.
Can I freeze it?
Yes, assemble the casserole without baking, cover tightly, and freeze for up to 2 months. Thaw overnight in the fridge before baking.
What can I substitute for sour cream?
Greek yogurt works well as a lighter alternative.
Can I add pasta?
Absolutely! Cooked pasta can be mixed in before baking for a heartier dish.
Final Thoughts
This Creamy Chicken and Spinach Casserole is a rich and cheesy comfort meal that’s both versatile and family-friendly. Whether you enjoy it as-is or customize with extras like mushrooms or pasta, it’s sure to become a weeknight favorite.