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- 4 boneless, skinless chicken breasts - 2 cups button mushrooms, sliced - 1 medium onion, diced - 4 cloves garlic, minced - 1 cup chicken broth - 1 cup heavy cream - 1 teaspoon dried thyme - 1 teaspoon dried oregano - 1 cup shredded sharp cheddar cheese - 1 cup cooked rice (white or brown) - 2 tablespoons olive oil - Salt and freshly ground black pepper to taste - Fresh parsley, chopped (for garnish) When making garlic mushroom chicken casserole, these ingredients create a rich taste. The chicken provides protein, while mushrooms add texture. Garlic brings a strong flavor, and cheese adds creaminess. The rice acts as a great base, soaking up all those delicious juices. - 1/2 cup frozen peas - 1/2 teaspoon smoked paprika - 1 cup spinach, chopped Adding frozen peas or spinach can boost nutrition. Smoked paprika gives a hint of smokiness. Experiment with these options to find your favorite mix. - Large skillet - Casserole dish - Wooden spoon - Measuring cups and spoons - Sharp knife and cutting board These tools help you prepare this dish smoothly. A large skillet is key for sautéing. The casserole dish holds your masterpiece while it bakes. Having these tools ready makes cooking fun and easy. {{ingredient_image_2}} Start by heating 2 tablespoons of olive oil in a large skillet over medium heat. Add 1 medium diced onion and sauté it for about 3-4 minutes until it turns clear. Next, stir in 4 cloves of minced garlic and 2 cups of sliced button mushrooms. Cook them for 5-7 minutes. The mushrooms will get soft and release their juices. While they cook, season 4 boneless, skinless chicken breasts with salt, black pepper, 1 teaspoon of dried thyme, and 1 teaspoon of dried oregano. Once the mushrooms are ready, push the mixture to one side. Place the seasoned chicken breasts on the other side. Sear them for about 3-4 minutes on each side until they are golden brown. Now, carefully pour in 1 cup of chicken broth and 1 cup of heavy cream. Stir the mixture well to combine all the flavors. Let it simmer gently for a moment. Then, add in 1 cup of cooked rice and half of 1 cup of shredded sharp cheddar cheese. Mix everything together until well combined and heated through. Transfer the entire mixture into a greased casserole dish, spreading it evenly. Sprinkle the remaining cheddar cheese on top. Cover the dish with aluminum foil. Bake in your preheated oven at 375°F (190°C) for 20 minutes. After this, remove the foil and bake for another 10-15 minutes. You want the cheese to be bubbly and golden brown. Once out of the oven, let it rest for a few minutes. Before serving, add some chopped fresh parsley on top for a pop of color. Enjoy your meal! To get juicy chicken, start with fresh breasts. Make sure they are about the same size. This helps them cook evenly. Season them well with salt, pepper, thyme, and oregano. Sear the chicken in a hot skillet. Cook each side for 3-4 minutes until brown. This step locks in the flavor. Don't overcrowd the pan; work in batches if needed. After cooking, let the chicken rest for a few minutes. This helps the juices stay inside. Cheese adds great flavor to your casserole. Sharp cheddar cheese works well. It melts nicely and gives a rich taste. You can also try gouda or mozzarella for a different twist. For a sharper bite, use crumbled feta or blue cheese. Mix different cheeses for a fun flavor blend. Sprinkle the cheese on top in the last few minutes of baking. This creates a bubbly, golden crust that everyone loves. To make your casserole even creamier, add more heavy cream. You can also mix in some cream cheese. This gives a rich and smooth texture. If you want a lighter option, try sour cream or Greek yogurt. These ingredients add creaminess without being too heavy. Stir them in just before baking to keep the texture. For extra flavor, consider adding a splash of white wine to the broth. This adds depth and richness to the dish. Pro Tips Choose the Right Mushrooms: Opt for cremini or shiitake mushrooms for a deeper flavor compared to button mushrooms. Perfectly Season the Chicken: Allow the chicken to marinate with spices for at least 30 minutes before cooking to enhance flavor. Add Fresh Herbs: Incorporate fresh thyme or oregano right before serving for an aromatic boost. Ensure Even Cooking: Cut chicken breasts to a uniform size for consistent cooking and tenderness throughout. {{image_4}} You can change the chicken in this dish. Try turkey breasts for a leaner option. Pork chops also work well, adding a different flavor. If you want to keep it easy, use rotisserie chicken. Just shred it and mix it in when adding the rice. This saves you time and still gives great taste. If you prefer a vegetarian dish, swap chicken for tofu. Use firm tofu for the best texture. Cut it into cubes and sauté it with the mushrooms and onions. Use vegetable broth instead of chicken broth for the sauce. This change keeps the dish hearty and flavorful while adding healthy plant protein. Want more nutrition? Add veggies! Broccoli, spinach, or bell peppers fit well. Chop them up and mix them in with the mushrooms. Carrots also add color and sweetness. This not only boosts the nutrition but also makes your dish look more appealing. Don't be shy to experiment with your favorite vegetables! Store leftover garlic mushroom chicken casserole in an airtight container. Let it cool to room temperature before sealing. This helps keep flavors fresh. Store it in the fridge for up to three days. If you want to enjoy it later, freezing is a great option. To reheat, place the casserole in an oven-safe dish. Cover it with foil to prevent it from drying out. Heat it at 350°F (175°C) for about 20-25 minutes. Stir it halfway through for even warming. You can also microwave individual portions. Heat for a minute at a time, stirring in between. To freeze the casserole, let it cool completely. Transfer it to a freezer-safe container or wrap it tightly with plastic wrap. Label the container with the date. It can last up to three months in the freezer. To enjoy, thaw it in the fridge overnight before reheating. Yes, you can use different types of cheese. Try mozzarella, gouda, or parmesan. Each cheese adds a unique flavor. Mozzarella gives a stretchy texture, while gouda adds a smoky taste. Parmesan adds a sharp finish. Feel free to mix and match your favorites! To make this dish gluten-free, choose gluten-free chicken broth. Also, use gluten-free rice. Most cheeses are gluten-free, so they work well too. Always check labels, as some processed foods may contain gluten. This way, everyone can enjoy a hearty meal! Serve this casserole with a fresh salad or steamed vegetables. A vibrant green salad offers a nice crunch. You could add a light vinaigrette for extra flavor. Garlic bread or crusty rolls also pair well. They are perfect for soaking up all the creamy sauce! This blog covered all you need for a great Garlic Mushroom Chicken Casserole. We reviewed key ingredients and cooking tools. I shared simple steps and handy tips for perfect cooking. You can even switch proteins or make it vegetarian for more options. Remember to store leftovers well for future meals. Try different cheeses or sides to mix it up. Enjoy making this tasty dish, and have fun experimenting!

Garlic Mushroom Chicken Casserole

A creamy and savory chicken casserole with mushrooms, garlic, and cheese.
Print Recipe Pin Recipe
Prep Time 15 minutes
Cook Time 35 minutes
Total Time 50 minutes
Course Main Course
Cuisine American
Servings 6
Calories 400 kcal

Ingredients
  

  • 4 pieces boneless, skinless chicken breasts
  • 2 cups button mushrooms, sliced
  • 1 medium onion, diced
  • 4 cloves garlic, minced
  • 1 cup chicken broth
  • 1 cup heavy cream
  • 1 teaspoon dried thyme
  • 1 teaspoon dried oregano
  • 1 cup shredded sharp cheddar cheese
  • 1 cup cooked rice
  • 2 tablespoons olive oil
  • to taste salt
  • to taste freshly ground black pepper
  • for garnish fresh parsley, chopped

Instructions
 

  • Preheat your oven to 375°F (190°C).
  • In a large skillet, heat 2 tablespoons of olive oil over medium heat. Add the diced onion and sauté for about 3-4 minutes, or until they become translucent.
  • Stir in the minced garlic and sliced mushrooms, continuing to cook for an additional 5-7 minutes. The mushrooms should release their moisture and soften significantly during this time.
  • While the vegetables are cooking, season both sides of the chicken breasts generously with salt, pepper, dried thyme, and dried oregano.
  • Move the mushroom mixture to one side of the skillet and add the seasoned chicken breasts to the other side. Sear the chicken for approximately 3-4 minutes on each side, until they are a golden brown color.
  • Carefully pour in the chicken broth and heavy cream, stirring the mixture to combine all the ingredients thoroughly. Allow the mixture to come to a gentle simmer.
  • Stir in the cooked rice and half of the shredded cheddar cheese, making sure everything is well combined and heated through.
  • Transfer the entire mixture into a greased casserole dish, evenly spreading it out to ensure uniform cooking.
  • Sprinkle the remaining shredded cheese evenly over the top of the casserole.
  • Cover the dish with aluminum foil and bake it in the preheated oven for 20 minutes.
  • After 20 minutes, remove the foil and continue to bake for an additional 10-15 minutes, or until the cheese is bubbly and golden brown.
  • Once baked, take the casserole out of the oven and allow it to rest for a few minutes. Before serving, garnish with freshly chopped parsley.

Notes

Serve hot in individual bowls, garnished with fresh parsley.
Keyword casserole, cheese, chicken, garlic, mushroom