Creamy Chicken and Spinach Casserole is a hearty and comforting dish packed with tender chicken, creamy cheese, and wholesome spinach. This one-dish wonder is perfect for family dinners or entertaining guests, offering a blend of savory flavors with a hint of freshness from lemon juice and zest. With melted mozzarella and Parmesan creating a golden, bubbly top, it’s as delicious as it is visually appealing.
This casserole is not only easy to prepare but also versatile, allowing you to use pantry staples and rotisserie chicken for convenience. The creamy sauce, enriched with chive and onion cream cheese, ties the ingredients together for a luscious, satisfying meal that’s sure to become a favorite.
Why You’ll Love This Recipe
• Rich and Creamy: The sauce, featuring cream cheese and milk, ensures a luscious texture.
• Wholesome Ingredients: Includes spinach, rice, and chicken for a balanced meal.
• Quick Assembly: Using rotisserie chicken and pre-cooked rice saves time without sacrificing flavor.
Ingredients
• Cooking spray
• 3 tablespoons unsalted butter
• 1 ½ cups yellow onion, finely chopped
• 6 cloves garlic, thinly sliced
• 2 teaspoons dried Italian seasoning
• ¼ teaspoon crushed red pepper
• 1 ¾ teaspoons kosher salt, divided
• 3 tablespoons all-purpose flour
• 2 ½ cups whole milk
• 4 ounces chive and onion cream cheese
• 4 cups rotisserie chicken, shredded
• 3 cups long-grain white rice, cooked
• 2 packages (10 ounces each) frozen chopped spinach, thawed and excess water squeezed out
• 2 tablespoons fresh lemon juice
• 1 teaspoon lemon zest
• 8 ounces part-skim mozzarella cheese, shredded
• ¼ cup Parmesan cheese, grated
Instructions
Step 1: Preparation of Ingredients
1. Gather and measure all ingredients to ensure smooth assembly.
Step 2: Preheat Oven and Prepare Dish
1. Preheat the oven to 350°F (175°C) and position the oven rack in the upper third.
2. Coat a 9×13-inch baking dish evenly with cooking spray.
Step 3: Sauté the Base
1. In a large nonstick skillet, melt butter over medium heat.
2. Add the chopped onion, sliced garlic, Italian seasoning, crushed red pepper, and ¾ teaspoon of kosher salt.
3. Cook, stirring frequently, for about 4 minutes or until the onions are softened and translucent.
Step 4: Create the Roux
1. Stir in the flour and cook, stirring constantly, for 1 minute.
2. Gradually add the milk, stirring continuously to prevent lumps. Cook for about 3 minutes, or until the mixture slightly thickens.
Step 5: Combine the Main Ingredients
1. Stir the cream cheese and remaining 1 teaspoon of kosher salt into the sauce. Mix until the cheese is fully melted and the sauce is smooth.
2. Remove the skillet from heat and stir in the shredded chicken, cooked rice, spinach, lemon juice, and lemon zest. Mix until everything is evenly combined.
Step 6: Assemble the Casserole
1. Transfer the mixture into the prepared baking dish, spreading it into an even layer.
2. Sprinkle the shredded mozzarella and grated Parmesan cheeses evenly over the top.
Step 7: Bake and Broil
1. Place the casserole in the preheated oven and bake for 15 minutes, or until the cheese is melted.
2. Turn the oven to broil and broil for 2-3 minutes, or until the cheese is golden brown and bubbly.
Step 8: Serve
1. Remove the casserole from the oven and let it cool slightly before serving.
Tips
• Drain Spinach Well: Squeeze out as much water as possible from the spinach to prevent a watery casserole.
• Rotisserie Chicken Shortcut: Using store-bought rotisserie chicken saves time and adds flavor.
• Lemon Freshness: Adjust the amount of lemon juice and zest to your preference for a brighter flavor.
Storage Options
• Refrigerator: Store leftovers in an airtight container for up to 3 days. Reheat in the oven or microwave until heated through.
• Freezer: Freeze the assembled (but unbaked) casserole for up to 2 months. Thaw overnight in the refrigerator before baking as directed.
Creamy Chicken and Spinach Casserole is a versatile, comforting dish that delivers rich, creamy flavors in every bite. Perfect for busy weeknights or cozy gatherings, it’s sure to satisfy and impress!
