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Wild mushroom crostini on a black plate.

Crostini with Buttery Golden Oyster Mushrooms

This quick and easy appetizer is so rich and elegant, but can be made in less than 20 minutes. It's perfect for a dinner party, or holiday happy hour, but easy enough to made for an evening at home. Recipe includes dairy free and vegan options.
Prep Time:5 minutes
Cook Time:15 minutes
Course: Appetizer
Cuisine: American
Keyword: easy appetizer, quick and easy, vegetarian, vegetarian appetizer
Servings: 12 crostini
Calories: 144kcal
Author: Mollie

Ingredients

  • 1 baguette
  • 2 cups oyster mushrooms or other wild mushrooms
  • 3 tablespoon shallot (about 1 small shallot)
  • 1 finely chopped garlic clove
  • ¼ cup Butter (½ stick)
  • 5 Ounces Boursin or herbed goat cheese
  • 2 tablespoon Italian parsley, finely chopped

Instructions

Sautéed Mushrooms

  • Roughly chop the mushrooms.
  • Heat a large sautée pan over medium heat.
  • Add mushrooms to the dry pan and let them heat for a minute or two to wilt and release any moisture they have.
  • Add salt and shallots and 1 Tablespoon of butter. Cook these all together for a couple of minutes, stirring regularly until the shallots are translucent and the mushrooms are browned.
  • Add chopped garlic and the rest of the butter and let it all cook for about 2 minutes, stirring frequently so that the garlic doesn't burn.
  • Turn off the heat and set aside

Crostini

  • Preheat oven to 400℉.
  • Cut the baguette into about 12 ¼-½ inch slices.
  • Brush each piece with olive oil on both sides.
  • Place baguette slices on a parchment lined baking sheet.
  • Cook for 8 minutes, flipping the slices halfway through. The crostini should be slightly browned and crisp.

Assembling the Crostini

  • Spread each crostini with Boursin or herbed goat cheese.
  • Spoon the mushroom mixture onto each crostini.
  • Sprinkle each with Italian parsley. Serve and enjoy!

Notes

Notes

  • Garlic and Herb Boursin is my favorite for this recipe, but feel free to substitute an herbed goat cheese, or even a roasted garlic spread.
  • To keep this recipe vegan and dairy free, use a vegan butter or olive oil in place of the butter, and a cashew cheese, or other vegan cheese spread in place of the Boursin.
  • To make this ahead of time, prepare the crostini slices and then once they are completely cooled, place them in a zip loc bag. Make the buttery mushrooms and place them in a sealed container and store in the fridge for up to 3 days. When you are ready to serve, reheat the mushrooms in a pan on the stove with a little butter. Assemble and serve!

Nutrition

Calories: 144kcal | Carbohydrates: 12g | Protein: 3g | Fat: 9g | Saturated Fat: 6g | Polyunsaturated Fat: 0.4g | Monounsaturated Fat: 1g | Trans Fat: 0.2g | Cholesterol: 22mg | Sodium: 236mg | Potassium: 100mg | Fiber: 1g | Sugar: 2g | Vitamin A: 303IU | Vitamin C: 1mg | Calcium: 34mg | Iron: 1mg