Baked Cheesy Mushrooms Casserole Recipe

Tasty Baked Cheesy Mushrooms Casserole Recipe for Dinner Fun

Savory aromas waft through the kitchen as this delightful baked cheesy mushrooms casserole promises a comforting meal.

Earthy mushrooms mingle with rich, melted cheese in a delectable dance of flavors.

Each bite promises a creamy, golden experience that satisfies deep hunger.

Layers of tender mushrooms nestle beneath a blanket of bubbling, golden cheese.

The dish brings warmth and comfort to any dinner table.

Fresh ingredients transform this simple casserole into a memorable culinary adventure.

Grab a fork and prepare for a mouthwatering journey that will leave you craving more.

Why Cheesy Mushroom Casserole Delivers

  • Foolproof Cooking: Perfect for beginners with simple steps and minimal kitchen skills required, ensuring success even for novice cooks.
  • Crowd-Pleasing Flavors: Delivers rich, creamy texture with cheesy goodness that appeals to both mushroom lovers and picky eaters, making it a universal crowd-pleaser.
  • Quick Weeknight Dish: Requires minimal prep time and uses straightforward ingredients, ideal for busy families needing delicious meals without complicated techniques.
  • Versatile Side Dish: Adaptable for multiple occasions like potlucks, family dinners, or holiday gatherings, seamlessly complementing various main courses.

What You’ll Need for Mushroom Casserole

Main Ingredients:
  • Mushrooms: Earthy and tender little flavor gems.
  • Cheddar Cheese: Sharp and melty comfort delight.
  • Parmesan Cheese: Nutty and salty flavor booster.
  • Heavy Cream: Rich and silky sauce creator.
Seasoning Ingredients:
  • Garlic Powder, Thyme, Salt, Pepper: Classic herb and spice blend for deep flavor.
Topping Ingredients:
  • Breadcrumbs, Melted Butter: Crispy golden crown for the casserole.
Garnish Ingredients:
  • Parsley, Olive Oil: Fresh green touch and smooth coating helper.

How to Make a Cheesy Mushroom Bake

Step 1: Set Up the Oven

Warm up your oven to a cozy 375°F.

Grab a 9×13 inch baking dish and give it a light coating of cooking spray or butter to prevent sticking.

Step 2: Season Mushroom Magic

In a mixing bowl, combine:
  • Sliced mushrooms
  • Olive oil
  • Garlic powder
  • Fresh thyme
  • Salt
  • Black pepper

Toss everything together until the mushrooms are beautifully coated with the seasonings.

Step 3: Create the Base Layer

Spread the seasoned mushrooms evenly across the prepared baking dish, creating a delicious foundation for your casserole.

Step 4: Add Cheesy Goodness

Generously sprinkle over the mushrooms:
  • Shredded cheddar cheese
  • Grated Parmesan cheese

This will create a mouthwatering cheesy blanket.

Step 5: Pour Creamy Goodness

Drizzle heavy cream evenly across the entire dish, ensuring every mushroom gets a creamy bath.

Step 6: Make Crispy Topping

In a separate bowl, mix:
  • Melted butter
  • Breadcrumbs

Combine until the mixture becomes wonderfully crumbly, then scatter it over the top of the casserole.

Step 7: Bake to Perfection

Slide the dish into the preheated oven and bake for 25-30 minutes.

You’re looking for a golden-brown top and a bubbling sauce that promises deliciousness.

Step 8: Optional Extra Crisp

For an ultra-crispy finish, switch to broil for 2-3 minutes.

Watch carefully to prevent burning.

Step 9: Final Touch

Let the casserole rest for a few minutes.

Sprinkle some freshly chopped parsley on top for a pop of color and fresh flavor.

Serve hot and enjoy your cheesy mushroom masterpiece!

Tips for Rich Mushroom Casserole

  • Select firm, unblemished mushrooms with no dark spots or sliminess for the best flavor and texture.
  • Pat mushrooms dry with paper towels before seasoning to remove excess moisture and ensure a crispy, not soggy, result.
  • Experiment with different cheese combinations like gruyère, mozzarella, or fontina to add unique depth and richness to the dish.
  • Swap dried thyme for fresh thyme or add additional herbs like rosemary or sage to elevate the overall aromatic profile.
  • Replace traditional breadcrumbs with gluten-free panko or crushed almond flour to accommodate dietary restrictions without compromising crunch.

Storing Mushroom Casserole Correctly

  • Store leftover cheesy mushroom casserole in an airtight container within 2 hours of cooking, keeping it fresh for up to 3-4 days in the refrigerator.
  • Preheat oven to 350°F, cover casserole with aluminum foil to prevent burning, and warm for 15-20 minutes until heated completely through.
  • Place individual portions in a microwave-safe dish, cover with a damp paper towel, and heat in 30-second intervals, stirring between each to ensure even warming.
  • Wrap the casserole tightly in plastic wrap and aluminum foil, then freeze for up to 1 month. Thaw overnight in the refrigerator before reheating for best texture and flavor.

Pairing Cheesy Mushroom Bake

  • Pair Perfectly with Crisp White Wine: A chilled Sauvignon Blanc or Pinot Grigio cuts through the rich, creamy texture of the mushroom casserole, balancing its decadent flavors with bright, zesty notes.
  • Complement with Fresh Green Salad: Toss a light arugula salad with lemon vinaigrette to provide a refreshing contrast to the heavy, cheesy dish, adding a crisp and tangy element to the meal.
  • Match with Roasted Protein: Serve alongside herb-crusted roasted chicken or grilled pork tenderloin to create a complete, satisfying dinner that enhances the earthy mushroom and cheese combinations.
  • Enhance with Crusty Bread: Add a side of warm, artisan sourdough or French baguette to soak up the delicious creamy sauce and provide a delightful textural contrast to the soft, cheesy casserole.

Ideas to Switch Up Mushroom Casserole

  • Vegan Mushroom Delight: Replace heavy cream with coconut milk, swap cheese with nutritional yeast and cashew cream, use gluten-free breadcrumbs for a plant-based version.
  • Low-Carb Mushroom Bake: Substitute breadcrumbs with crushed pork rinds or almond flour, use full-fat cream cheese instead of heavy cream, choose low-moisture mozzarella for topping.
  • Herb-Infused Mushroom Casserole: Add fresh rosemary and sage to the mushroom mixture, incorporate goat cheese for tangy flavor, sprinkle additional fresh herbs before serving.
  • Spicy Mushroom Explosion: Mix in diced jalapeños or red pepper flakes, use pepper jack cheese, add smoked paprika to breadcrumb topping for extra kick.

FAQs

  • Are mushrooms healthy to eat in this casserole?

Mushrooms are nutrient-dense, low in calories, and packed with antioxidants, vitamins, and minerals. They provide potential immune system support, help lower inflammation, and offer a good source of protein for vegetarians.

  • Can I use different types of mushrooms?

Yes, you can mix various mushroom types like button, cremini, shiitake, or portobello to create more complex flavors and textures. Each type brings unique taste and nutritional benefits to the casserole.

  • Is this recipe suitable for vegetarians?

This recipe is vegetarian-friendly. It does not contain meat, making it an excellent side dish or main course for vegetarians who consume dairy products.

  • How can I make this dish more protein-rich?

Add some additional protein by incorporating ingredients like tofu cubes, cooked quinoa, or sprinkle some chopped nuts over the top before baking to increase the protein content.

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Baked Cheesy Mushrooms Casserole Recipe

Baked Cheesy Mushrooms Casserole Recipe


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4.8 from 19 reviews

  • Total Time: 45 minutes
  • Yield: 6 1x

Description

Creamy “Baked Cheesy Mushrooms Casserole” brings earthy woodland flavors dancing across warm dinner plates. Hearty herbs and melted cheese create a rustic comfort meal perfect for gathering friends around delicious homestyle cooking.


Ingredients

Scale

Main Ingredients:

  • 1 lb (454 g) button mushrooms, sliced
  • 1 cup shredded cheddar cheese
  • 1/2 cup grated Parmesan cheese
  • 1 cup heavy cream

Seasoning Ingredients:

  • 1 tablespoon olive oil
  • 1 teaspoon garlic powder
  • 1 teaspoon dried thyme
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper

Finishing Ingredients:

  • 2 tablespoons unsalted butter, melted
  • 1/2 cup breadcrumbs (optional)
  • Fresh parsley, chopped (for garnish)

Instructions

  1. Prepare oven space by heating to 375°F and coating a 9×13 inch baking dish with light grease to prevent sticking.
  2. Create a flavor base by thoroughly mixing sliced mushrooms with olive oil, garlic powder, thyme, salt, and pepper in a mixing bowl, ensuring each mushroom slice is evenly seasoned.
  3. Distribute the seasoned mushroom mixture uniformly across the prepared baking dish, creating an even layer that allows for consistent cooking.
  4. Generate a rich cheese layer by scattering shredded cheddar and grated Parmesan cheese generously over the mushroom foundation, covering the entire surface.
  5. Enhance the dish’s creaminess by drizzling heavy cream systematically across the cheese and mushroom layer, promoting a smooth and luxurious texture.
  6. Craft a crispy topping by combining melted butter with breadcrumbs until fully integrated, then sprinkle this mixture evenly over the casserole surface.
  7. Transfer the prepared casserole into the preheated oven and bake for 25-30 minutes, monitoring until the top turns golden brown and the sauce begins to bubble around the edges.
  8. Optional: For an extra crisp finish, activate the broiler and cook for an additional 2-3 minutes, watching carefully to prevent burning.
  9. Allow the casserole to rest briefly after removing from the oven, which helps stabilize the sauce and intensify flavors.
  10. Finish by garnishing with freshly chopped parsley, adding a vibrant touch of color and fresh herb essence before serving.

Notes

  • Use fresh, high-quality mushrooms for the most robust flavor and best texture in the casserole.
  • Select a mix of mushroom varieties like cremini, shiitake, or button mushrooms to add depth and complexity to the dish.
  • Pat mushrooms dry before seasoning to prevent excess moisture and ensure proper caramelization during baking.
  • Choose sharp cheddar and freshly grated Parmesan for maximum cheese flavor and creamy consistency.
  • Experiment with gluten-free breadcrumbs or crushed nuts for a low-carb or celiac-friendly alternative topping.
  • Allow the casserole to rest briefly after baking, which helps the sauce set and intensifies the overall flavor profile.
  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Category: Dinner, Appetizer
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 6
  • Calories: 298
  • Sugar: 1 g
  • Sodium: 465 mg
  • Fat: 25 g
  • Saturated Fat: 15 g
  • Unsaturated Fat: 9 g
  • Trans Fat: 0 g
  • Carbohydrates: 10 g
  • Fiber: 1 g
  • Protein: 10 g
  • Cholesterol: 70 mg
Marcus Hale

Marcus Hale

Founder & Recipe Storyteller

Expertise

  • Demystifying knife work, sauce emulsification, and pastry basics.
  • Curating seasonal guides that adapt global recipes to local, in-season produce.
  • Crafting blog posts, videos, and social media tips.

Education

Holyoke Community College – HCC-MGM Culinary Arts Institute

  • Program: Culinary Arts Certificate
  • Focus: Hands-on global cuisine training emphasizes sustainable cooking and recipe development under accredited chefs.

Marcus grew up surrounded by maple trees, farm stands, and the smell of Sunday stew simmering on the stove. After earning his Culinary Arts Certificate from the HCC-MGM Culinary Arts Institute, he knew he didn’t want to work in fancy kitchens, he wanted to cook for real people.

At Whip Up Cook Up, Marcus is the guy turning memories into meals. His recipes are fast, full of flavor, and built for home cooks who want big taste without the drama.

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