Name: Baked Parmesan Mushrooms
Prep time: 10 min
Cook time: 2 h
Total time: 2 h 15 min
Yield: 6
Cuisine: American
Ingredients: 1.5 lbs cremini or button mushrooms, cleaned and stems trimmed; 1/4 cup unsalted butter, melted; 3 cloves garlic, minced; 1/2 cup grated Parmesan cheese; 1/4 cup panko breadcrumbs; 2 tbsp chopped fresh parsley; 2 tbsp olive oil; 1/2 tsp salt (adjust to taste); 1/4 tsp black pepper

Savor the rich, umami-packed flavor of Baked Parmesan Mushrooms, effortlessly prepared in your slow cooker. This dish combines tender mushrooms with a golden, cheesy crust, infused with garlic and herbs, creating a crowd-pleasing side or appetizer perfect for cozy gatherings or weeknight dinners.

Why You’ll Love This Recipe

This slow cooker Baked Parmesan Mushrooms recipe is a game-changer for busy home cooks and flavor enthusiasts alike. The hands-off cooking method lets your slow cooker do all the work, freeing you up for other tasks while the mushrooms soak up a delightful blend of garlic, butter, and herbs. The result is melt-in-your-mouth mushrooms topped with a crispy, golden Parmesan crust that’s irresistible. Whether you’re hosting a dinner party or looking for an easy side dish, this recipe delivers restaurant-quality taste with minimal effort. Plus, it’s versatile—serve it as a side, appetizer, or even a vegetarian main dish. The savory, cheesy goodness will have everyone asking for seconds!

Recipe Tips and Tricks

Choose the Right Mushrooms: Cremini or button mushrooms work best for uniform cooking, but mixing varieties adds depth.
Don’t Skip the Cleaning Step: Use a damp paper towel to wipe mushrooms; avoid soaking them to prevent sogginess.
Layer Evenly: Spread mushrooms in a single layer in the slow cooker for consistent cooking and browning.
Check for Doneness: If mushrooms release too much liquid, remove the lid for the last 30 minutes to evaporate excess moisture.
Broil for Extra Crispiness: For a crunchier Parmesan crust, transfer mushrooms to an oven-safe dish and broil for 2-3 minutes after slow cooking.
Adjust Seasoning: Taste and adjust salt after cooking, as Parmesan can be salty.
Use Fresh Herbs: Fresh parsley or thyme elevates the dish’s aroma and presentation.

Yield: Serves 6

Baked Parmesan Mushrooms

Slow cooker Baked Parmesan Mushrooms: tender, cheesy, garlicky perfection. Easy, flavorful side or appetizer for any occasion.

Prep Time 10 minutes

Cook Time 2 hours

Additional Time 5 minutes

Total Time 2 hours 15 minutes

Ingredients

1.5 lbs cremini or button mushrooms, cleaned and stems trimmed
1/4 cup unsalted butter, melted
3 cloves garlic, minced
1/2 cup grated Parmesan cheese
1/4 cup panko breadcrumbs
2 tbsp chopped fresh parsley
2 tbsp olive oil
1/2 tsp salt (adjust to taste)
1/4 tsp black pepper

Instructions

Get Excited to Cook! Plug in your slow cooker and set it to low—it’s about to work its magic!
Prep Your Mushrooms: Gently wipe mushrooms with a damp paper towel to clean. Trim stems if needed, keeping them whole for a hearty bite.
Mix the Flavor Bomb: In a small bowl, combine melted butter, minced garlic, olive oil, salt, and pepper. Stir well to blend those savory aromas.
Coat the Mushrooms: Place mushrooms in the slow cooker. Pour the butter mixture over them, tossing gently to coat every mushroom evenly.
Add the Crunchy Topping: In another bowl, mix Parmesan, panko breadcrumbs, and 1 tbsp parsley. Sprinkle this cheesy goodness evenly over the mushrooms.
Let It Cook: Cover the slow cooker and cook on low for 2 hours, letting the mushrooms become tender and flavorful.
Check the Texture: If there’s excess liquid, remove the lid for the last 30 minutes to let it evaporate for a thicker sauce.
Optional Crispy Finish: For a golden crust, transfer mushrooms to an oven-safe dish and broil for 2-3 minutes (watch closely!).
Garnish and Serve: Sprinkle with remaining parsley for a pop of color. Serve warm as a side or appetizer.
Enjoy the Compliments! Watch your guests devour this cheesy, garlicky delight and bask in their praise!

Notes

Avoid overcrowding the slow cooker to ensure even cooking.
Freshly grated Parmesan melts better than pre-shredded, which may contain anti-caking agents.
If mushrooms are large, halve them for faster cooking.
Serve with crusty bread to soak up the delicious sauce.

Nutrition Information

Yield

Serving Size

1
Amount Per ServingCalories 195Total Fat 15gSaturated Fat 7gTrans Fat 0gUnsaturated Fat 7gCholesterol 28mgSodium 381mgCarbohydrates 11gFiber 3gSugar 3gProtein 6g

The recipes and nutritional information on Yum Tonight are for informational purposes only. Always consult a healthcare provider for personalized dietary advice.

Ingredients Notes

Mushrooms (1.5 lbs): Cremini or button mushrooms are ideal for their firm texture and mild flavor, absorbing seasonings beautifully. Clean thoroughly to remove dirt.
Butter (1/4 cup): Unsalted butter allows better control over saltiness; it adds richness and helps create a luscious sauce.
Garlic (3 cloves): Freshly minced garlic provides a bold, aromatic kick; avoid pre-minced for the best flavor.
Parmesan Cheese (1/2 cup): Grated Parmesan forms the crispy, savory crust. Use freshly grated for superior melting and taste.
Breadcrumbs (1/4 cup): Panko breadcrumbs add extra crunch, but regular breadcrumbs work too for a softer texture.
Fresh Parsley (2 tbsp): Chopped parsley brightens the dish with color and freshness; substitute with thyme if preferred.
Olive Oil (2 tbsp): Enhances browning and prevents sticking; extra-virgin olive oil adds a subtle fruity note.
Salt and Pepper: Season to taste, but go light on salt initially due to Parmesan’s saltiness.

Variations and Substitutions

Cheese Swap: Try Asiago or Pecorino Romano instead of Parmesan for a sharper flavor, or mozzarella for a gooey texture.
Vegan Option: Use vegan butter, plant-based Parmesan, and skip breadcrumbs or use vegan-friendly ones for a dairy-free version.
Spicy Kick: Add 1/2 tsp red pepper flakes or a dash of hot sauce to the butter mixture for heat.
Herb Variations: Swap parsley for rosemary, oregano, or basil to change the flavor profile.
Mushroom Mix: Combine cremini with shiitake or portobello for a more complex, earthy taste.
Gluten-Free: Use gluten-free breadcrumbs or crushed gluten-free crackers to accommodate dietary needs.
Low-Carb: Omit breadcrumbs entirely and double the Parmesan for a keto-friendly version.

Storage Options

Refrigerator: Store leftovers in an airtight container for up to 3 days. Reheat in the oven at 350°F for 10 minutes to restore crispiness.
Freezer: Not recommended, as mushrooms become mushy when frozen and thawed.
Make-Ahead: Prep ingredients (clean mushrooms, mix topping) a day in advance and store separately in the fridge.