Chicken Spinach Mushroom Bake

Here’s a hearty and comforting Chicken Spinach Mushroom Bake that’s creamy, savory, and packed with flavor. It’s an easy, all-in-one oven meal that’s perfect for weeknights, potlucks, or feeding a hungry crowd. 🍗🍄🌿

🍽️ Chicken Spinach Mushroom Bake

🕒 Prep Time: 15–20 minutes

⏱️ Cook Time: 30–35 minutes

🍽️ Serves: 4–6

📝 Ingredients

2–3 cups cooked chicken, shredded or cubed (rotisserie works great!)
1 tbsp olive oil or butter
8 oz fresh mushrooms, sliced
3 cups baby spinach (or 1 box frozen spinach, thawed and drained)
2 cloves garlic, minced
1 small onion, chopped
1 can (10.5 oz) cream of mushroom soup (or cream of chicken)
½ cup sour cream or Greek yogurt
½ cup shredded mozzarella or Monterey Jack cheese
¼ cup grated Parmesan
½ tsp dried thyme or Italian seasoning
Salt & pepper, to taste
Optional topping: buttered breadcrumbs or more cheese

👩‍🍳 Instructions

🔹 1. Preheat Oven

Preheat to 375°F (190°C). Grease a 9×13-inch baking dish.

🔹 2. Sauté Veggies

Heat oil or butter in a skillet over medium heat.
Add onion and cook 2–3 minutes until soft.
Add mushrooms and cook until browned (about 5–7 minutes).
Stir in garlic and spinach; cook until spinach wilts (or use thawed, squeezed frozen spinach).

🔹 3. Mix the Filling

In a large bowl, combine:

Cooked chicken
Sautéed mushroom-spinach mixture
Cream of mushroom soup
Sour cream
Mozzarella, Parmesan, and seasonings

Stir until well mixed.

🔹 4. Assemble & Bake

Spread mixture evenly into prepared dish.
Top with more cheese or breadcrumbs, if desired.
Bake for 30–35 minutes, until bubbly and lightly golden.

🔹 5. Serve

Serve hot with a side of rice, pasta, or crusty bread.
Great with a green salad or roasted vegetables.

🔄 Variations

Add cooked pasta or quinoa for a full one-dish meal
Use Swiss cheese for a sharper flavor
Swap cream of mushroom for a homemade white sauce if you prefer from-scratch

Would you like a low-carb version, dairy-free options, or a printable recipe card?