Stuffed Mushroom Casserole

Let’s Get Cooking!

Step 1: Prep the Oven

1. Preheat your oven to 350°F (175°C). Grease a 9×13-inch baking dish with cooking spray or butter.

Step 2: Sauté the Mushrooms

1. Melt butter in a large skillet over medium heat. Add the onion and sauté for 5 minutes, until softened.
2. Add the mushrooms and cook for 8-10 minutes, until they release their moisture and are golden brown.
3. Stir in garlic, salt, pepper, thyme, and oregano. Cook for 1-2 minutes more, until fragrant.

Step 3: Assemble the Casserole

1. Transfer the mushroom mixture to the prepared baking dish.
2. In a bowl, combine breadcrumbs, mozzarella, and Parmesan cheese.
3. Sprinkle the cheese mixture evenly over the mushrooms.
4. Drizzle with heavy cream.

Step 4: Bake to Perfection

1. Bake for 25-30 minutes, until golden brown and bubbly.

Step 5: Garnish and Serve

1. Let cool for 5 minutes.
2. Garnish with parsley and serve warm!

Tips and Variations

• Mushroom Magic: Cremini and white mushrooms are great, but feel free to experiment with shiitake or portobello for extra flavor!
• Cheese Please: Gruyere or fontina are delicious alternatives to mozzarella.
• Breadcrumbs: Plain breadcrumbs work fine, or try making your own from leftover bread!

Recipe Variations

• Sausage Stuffed Mushrooms: Add 1/2 pound of cooked Italian sausage to the mushroom mixture for a heartier dish.
• Spinach & Mushroom: Stir in 2 cups of fresh spinach with the mushrooms until wilted.
• Vegan Version: Use vegan butter, non-dairy cream, and dairy-free cheese.

Frequently Asked Questions

Can I make this ahead of time?

Yes! Assemble the casserole, cover, and refrigerate for up to 24 hours. Add a few extra minutes to the baking time if starting from cold.

How should I store leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in the oven at 350°F (175°C) or in the microwave.

Can I freeze this casserole?

Yes! Cool completely, wrap tightly in plastic wrap and foil, and freeze for up to 3 months. Thaw overnight before reheating.

Enjoy this delicious and easy Stuffed Mushroom Casserole! It’s perfect as a side dish or a satisfying main course.