If you’re looking for an appetizer that’s simple, delicious, and guaranteed to impress, Mushroom Crostini with melted cheese and parsley is a perfect choice.

Crispy slices of toasted bread are topped with a savory mix of sautéed mushrooms, gooey melted cheese, and a sprinkle of fresh parsley for a pop of color and flavor. The mushrooms cook quickly with garlic and herbs, creating a rich topping that pairs beautifully with the crunch of the crostini. Easy to make with just a few ingredients, these bite-sized treats feel elegant without requiring much effort.

Whether you’re planning a holiday spread, a dinner party starter, or just a cozy snack, Mushroom Crostini with cheese and parsley offers the right balance of comfort and sophistication.

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Equipment You Will Need

Measuring cups and spoons
Baking sheet
Parchment paper
Sauté or frying pan
Cooking spoon or spatula
Cutting board
Bread knife
Sharp knife
Grater

Nordic Ware Naturals Half Sheet - USA Made Aluminum Commercial Quality Sheet Pan for Baking or Roasting, Encapsulated Galvanized Steel Rim Prevents Warping, 2-Pack

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SENSARTE Nonstick Frying Pan Skillet with Lid, Omelet Pan with Cover, Healthy Egg Pan Chef's Pan, Kitchen Cooking Pan, PFOA Free (8inch + Glass Lid)

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Spring Chef Professional Cheese Grater - Stainless Steel, XL Size, 4 Sides - Perfect Box Grater for Parmesan Cheese, Vegetables, Ginger - Dishwasher Safe - Black

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Mushroom Crostini Recipe

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Print Recipe

Mushroom Crostini are flavorful bite-sized appetizers featuring sautéed mushrooms served on crisp, toasted bread slices. Savory, rich, and easy to make, they’re an ideal starter for holidays, dinner parties, or casual gatherings.

Total Time: 23-25 minutes
Yield: 25

Ingredients

Scale

1/2 loaf baguette

1 tablespoon olive oil

2 tablespoons finely chopped onions

1 teaspoon minced garlic

4 oz portobello Mushrooms, chopped

1–1 1/4 cup Gruyere cheese, shredded

Fresh parsley to garnish

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Instructions

Preheat the oven to 350 degrees. Line a baking sheet with parchment paper.
Slice the bread into 1/4-1/2 inch pieces (25 total), and arrange on the prepared baking sheet.
Saute the onions in olive oil over medium low heat for 2-3 minutes, then add the minced garlic and saute for 30 additional seconds.
Add the mushrooms, and saute for 5 minutes.
Top each baguette slice with cheese, then mushrooms, then more cheese.
Bake for 5-6 minutes, until the cheese is bubbly.
Top with chopped parsley to serve.

Author: Little Party Pixie
Prep Time: 10 minutes
Cook Time: 13-15 minutes
Category: Appetizers

Step-By-Step Process

Ingredients and process image for making Mushroom Crostini - chopped the mushrooms, onions and parsley — *Gather your ingredients. Mince garlic then chop the onion, mushroom and parsley.*

Process image for making Mushroom Crostini - Sliced the bread into ¼-½ inch pieces and arranged in a baking sheet — *Slice bread into ¼-½ inch pieces and arrange on baking sheet.*

Process image for making Mushroom Crostini - Sautéed the onion, garlic and mushroom in olive oil — *Sauté onion, garlic and mushroom in olive oil.*

Process image for making Mushroom Crostini - Top each baguette slice with cheese then mushrooms — *Top each baguette slice with cheese and mushrooms.*

Process image for making Mushroom Crostini - added more cheese on top of mushrooms before baking. Topped with chopped parsley to serve. — *Add more cheese on top of mushrooms and bake. Then, top with chopped parsley.*

Mushroom Crostini served in a white round platter — *Serve and enjoy!*

Mushroom Crostini is an appetizer that works perfectly for holidays, dinner parties, or casual gatherings. The combination of savory mushrooms, gooey cheese, and a fresh parsley garnish makes every bite irresistible.

Since they’re quick to assemble and serve, you can enjoy a dish that feels both effortless and flavorful. For more easy yet impressive appetizers, browse through my other party recipes on the blog.

If you loved this recipe, try Zucchini Bread Cream Cheese and Pulled Pork Potato Skins for more delicious appetizers that are just as simple and flavorful.

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