This Easy Chicken Mushroom Casserole is a comfort food classic made with tender chicken, savory mushrooms, and a creamy sauce, all baked to perfection. The dish combines the natural flavors of the chicken and mushrooms with a rich, cheesy base, creating a meal that’s both satisfying and simple to prepare. Perfect for busy nights or a cozy family dinner, it’s a one-pan wonder that requires minimal effort. Serve it with a side of vegetables or crusty bread for a complete meal that will have everyone asking for seconds.

Recipe Tips and Tricks:

For extra flavor, sauté the mushrooms with garlic and onions before mixing them in.
Use cooked rotisserie chicken for a faster prep time.
Add a sprinkle of breadcrumbs or extra cheese on top for a crispy golden finish.
Make it ahead and refrigerate, then bake when you’re ready to eat.

Easy Chicken Mushroom Casserole

Kathie Clane

This Chicken Mushroom Casserole is a creamy, savory dish that's easy to prepare and perfect for a cozy family meal.

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Prep Time 15

Cook Time 35

Total Time 50

Course Chicken and Mushroom recipes

Cuisine American

Servings 4 servings

Calories 424 kcal

Ingredients

2 chicken breasts cooked and diced
2 cups sliced mushrooms
1 can cream of mushroom soup
1 cup shredded cheddar cheese
½ cup sour cream
½ cup chicken broth
½ teaspoon garlic powder
Salt and pepper to taste
¼ cup breadcrumbs optional

Instructions

Preheat the oven to 375°F (190°C).
In a large mixing bowl, combine the cream of mushroom soup, sour cream, chicken broth, garlic powder, salt, and pepper. Stir until smooth.
Add the cooked chicken, mushrooms, and 1/2 of the cheese to the mixture. Stir to combine.
Transfer the mixture into a greased 9×9-inch casserole dish.
Top with remaining cheese and breadcrumbs if desired.
Bake for 30-35 minutes or until bubbly and golden brown on top.

Notes

You can substitute the chicken for turkey or even a plant-based protein for variety. For a dairy-free version, use a non-dairy cream soup and cheese alternative.

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