Name: Chicken Mushroom Casserole
Prep time: 5 min
Cook time: 20 min
Total time: 25 min
Cuisine: American
Ingredients: 5-6 large boneless chicken thighs/breasts (cut into 1-inch cubes); 1 tablespoon olive oil; 1 tablespoon butter; Salt and pepper to taste; ½ lb mushrooms (thickly sliced); 1 medium onion (sliced); 3 tablespoons all-purpose flour; 1 cup chicken broth; Optional: ¼ cup milk; Optional: ¼ teaspoon cardamom powder; Optional: ¼ teaspoon dry oregano

Why You’ll Love This Recipe

This Chicken Mushroom Casserole offers everything you need in a quick, delicious dinner. The chicken is tender and juicy, the mushrooms add a lovely earthy depth, and the creamy sauce ties it all together. It’s a one-pan meal that comes together in just 25 minutes, making it perfect for busy nights when you want something tasty but don’t have a lot of time to cook. Plus, it’s easily customizable with optional ingredients like milk and seasoning variations, ensuring you can tweak the recipe to your preferences.

Ingredients

5-6 large boneless chicken thighs/breasts, fat trimmed and cut into 1-inch cubes
1 tablespoon olive oil
1 tablespoon butter
Salt and pepper to taste
½ lb mushrooms, thickly sliced
1 medium onion, sliced
3 tablespoons all-purpose flour
1 cup chicken broth
Optional:
- ¼ cup milk
- ¼ teaspoon cardamom powder
- ¼ teaspoon dry oregano

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

Directions

In a large pan over medium heat, melt the butter with olive oil.
Add the chicken to the pan and stir. Season with salt, pepper, oregano, and cardamom (if using).
Stir the chicken until it turns white and any water has reduced.
Add the onion and stir for 2 minutes.
Add the mushrooms and stir until well mixed.
Sprinkle the flour over the mixture and stir until the flour is fully incorporated.
Pour in the chicken broth, stir, and let the mixture thicken for 1-2 minutes.
If using, add the milk and let the chicken cook for another 3-4 minutes until fully cooked through.

Servings and Timing

Prep Time: 5 minutes
Cooking Time: 20 minutes
Total Time: 25 minutes
Servings: 4 servings

Variations

Vegetarian Version: Replace the chicken with tofu or your favorite plant-based protein for a vegetarian twist.
Herb Variations: You can add thyme, rosemary, or parsley to bring different herbal flavors to the dish.
Cheesy Version: For a cheesy, comforting version, stir in some grated cheese, like mozzarella or Parmesan, toward the end of cooking.

Storage/Reheating

Storage: Store any leftovers in an airtight container in the refrigerator for up to 3 days.
Reheating: Reheat in the microwave or on the stove over low heat, adding a splash of milk or broth if the sauce has thickened too much.

FAQs

How can I make this dish spicier?

You can add some crushed red pepper flakes or a dash of hot sauce to give the dish a spicy kick.

Can I use chicken breasts instead of thighs?

Yes, chicken breasts work well too! Just be mindful that they may cook a bit faster, so be sure to check for doneness.

Is there a way to make this casserole dairy-free?

Yes! Skip the butter and milk, and use a dairy-free butter substitute and a dairy-free cream or broth for the sauce.

Can I freeze this casserole?

Yes, you can freeze the casserole for up to 3 months. Just let it cool completely before transferring it to an airtight container or freezer bag.

Can I add other vegetables to this dish?

Absolutely! You can add spinach, peas, carrots, or bell peppers for extra flavor and nutrition.

What kind of mushrooms are best for this recipe?

Any kind of mushrooms will work well, but cremini or button mushrooms are the most common and work best for this dish.

How do I thicken the sauce if it’s too thin?

If the sauce is too thin, simply add a bit more flour or let it cook for an additional minute to reduce and thicken.

Can I use bone-in chicken for this recipe?

While boneless chicken is ideal for this casserole, you can use bone-in chicken as long as you adjust the cooking time to ensure the chicken is fully cooked.

Is this dish suitable for meal prep?

Yes, this casserole is great for meal prep! Store it in individual portions and refrigerate for up to 3 days.

What should I serve this casserole with?

This casserole pairs wonderfully with rice, mashed potatoes, or even a fresh salad for a complete meal.

Conclusion

This Chicken Mushroom Casserole is an easy and flavorful meal that’s perfect for busy weeknights. With simple ingredients, minimal prep time, and a rich, creamy sauce, it’s sure to become a new family favorite. Whether you stick to the classic recipe or explore some of the variations, you’ll love how this dish comes together in just 25 minutes. Enjoy!