This garlic Parmesan stuffed mushrooms recipe is great to keep in your back pocket. It's perfect for a quick appetizer, a crowd-pleasing side dish or a holiday recipe. It's simple to make and hard to resist. It might just become the most requested recipe at your next family gathering.
![Garlic Parmesan stuffed mushrooms recipe](https://img.ehowcdn.com/375/media-storage/contentlab-data/9/3/2dfa9fae00f945ffbab30fccf34321b5.jpg)
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Things You'll Need
1 pound whole cremini mushrooms
1/4 cup butter
1 small onion, diced
4 cloves garlic, minced
2/3 cup breadcrumbs
1/4 cup Parmesan
1/4 cup mozzarella, shredded
1 tablespoon fresh parsley, chopped
1/2 teaspoon salt
1/2 teaspoon pepper
![Ingredients for garlic Parmesan stuffed mushrooms](https://img.ehowcdn.com/375/media-storage/contentlab-data/9/3/afcde8941e7049f6b53471ad1f3e04a6.jpg)
Step 1: Chop
Preheat the oven to 350°F. Remove the stems from the mushrooms. Chop the stems.
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![Mushroom caps with chopped stems](https://img.ehowcdn.com/375/media-storage/contentlab-data/9/3/82391da382f5422799499b55be74aa2c.jpg)
Step 2: Sauté
Melt the butter in a large skillet and add the onions and the chopped mushroom stems. Sauté until softened and starting to brown.
![Saute onions and mushrooms](https://img.ehowcdn.com/375/media-storage/contentlab-data/9/3/12b4b92d739e4defa0e4ec1352f32227.jpg)
Step 3: Complete the Filling
Add the garlic, breadcrumbs, Parmesan, mozzarella, parsley, salt and pepper. Stir over low heat until well combined. Add additional butter if the filling looks too dry.
![Filling for stuffed mushrooms](https://img.ehowcdn.com/375/media-storage/contentlab-data/9/3/0ead0c473ff548ceb480961d90ef3ae1.jpg)
Step 4: Fill
Add the mushrooms to a baking sheet, hole side up. Insert the filling.
![Ready to bake stuffed mushrooms](https://img.ehowcdn.com/375/media-storage/contentlab-data/9/3/e519821030324ff2bd513f84c955a12e.jpg)
Step 5: Bake
Bake until the mushrooms have darkened and the filling is golden brown, about 20 minutes.
![Finished garlic Parmesan stuffed mushrooms](https://img.ehowcdn.com/375/media-storage/contentlab-data/9/3/7004368bdf43489b88a1d14d3249fd7f.jpg)