Baked Chicken with Creamy Spinach and Mushrooms

Tender baked chicken breasts smothered in a rich cream cheese and spinach mixture, topped with golden sauteed mushrooms and melted mozzarella. The creamy spinach combines cream cheese and Parmesan for indulgent comfort, while the mushrooms add earthy depth. Perfect for family dinners when you want something satisfying but elegant enough for guests. This one-pan approach keeps cleanup simple while delivering restaurant-quality flavors.
Ingredients
- 4 tablespoons butter
- 1 tablespoon olive oil or vegetable oil
- 12 ounces mushrooms, sliced
- ½ teaspoon garlic powder
- 1 teaspoon Worcestershire sauce
- salt and pepper
- 4 boneless, skinless chicken breasts
- ½ teaspoon seasoned salt
- ¼ teaspoon black pepper
- ¼ teaspoon garlic powder
- 1 tablespoon butter
- 1 tablespoon vegetable oil
- ¼ cup onion, finely chopped
- 12 ounces fresh spinach leaves
- ¼ teaspoon seasoned salt
- 4 ounces cream cheese, cut into cubes and softened
- ¼ cup Parmesan cheese, freshly grated
- ¼ teaspoon crushed red pepper flakes
- 4 mozzarella cheese slices
Instructions
- 1
Preheat oven to 350 degrees and lightly grease a baking dish large enough for 4 chicken breasts
- 2
Heat butter and oil in large pan over medium-high heat, add mushrooms and cook until water evaporates and they turn golden brown
- 3
Add garlic powder and Worcestershire sauce to mushrooms, season with salt and pepper, remove from pan and set aside
- 4
Sprinkle seasoned salt, pepper, and garlic powder on both sides of chicken breasts and place in prepared baking dish
- 5
Bake chicken for 15 minutes
- 6
Heat butter and oil in same pan over medium heat, add onion and cook until soft
- 7
Add spinach in handfuls, letting each batch wilt before adding more
- 8
Add seasoned salt, cream cheese, Parmesan cheese, and red pepper flakes to spinach, reduce heat to low and stir until cheese melts
- 9
Remove chicken from oven, flip over, and top with spinach mixture, mushrooms, and mozzarella slices
- 10
Return to oven and bake 16 to 18 minutes until chicken is cooked through
Tips
Pat chicken breasts dry before seasoning to ensure better browning and seasoning adherence
Let cream cheese soften at room temperature for easier melting and smoother sauce
Check chicken internal temperature reaches 165F for food safety
Good to Know
Refrigerate leftovers up to 3 days in covered container
Assemble up to 4 hours ahead, cover and refrigerate, add 5-10 minutes to final baking time
Let rest 5 minutes before serving to allow cheese to set slightly
Common Mistakes
Don't skip flipping chicken halfway through to ensure even cooking
Keep heat low when melting cheese to prevent breaking or curdling
Substitutions
Dairy-Free Swaps
General Alternatives
FAQ
Can I use frozen spinach instead of fresh?
Yes, thaw and squeeze out excess water first. Use about 10 ounces frozen spinach, thoroughly drained.
What if my cream cheese won't melt smoothly?
Make sure it's fully softened and keep heat on low. Add a splash of milk if needed.
How long will leftovers keep in the refrigerator?
Store covered for up to 3 days. Reheat gently in oven or microwave until heated through.