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Puff pastry square with mushroom centered in photo

Puff Pastry Mushroom Gruyere Tart

Jami Powell
Would you LOOK at all those mushrooms? If you're a mushroom lover (like me), you're going to simply love this small savory tart. Loaded with mushrooms and gruyere cheese, this Puff Pastry Mushroom Gruyere Tart is perfect for entertaining and tastes amazing!
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Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Course Appetizer
Cuisine American
Servings 4

Equipment

Ingredients
  

  • 1 sheet Puff pastry (thawed)
  • 1 heaping cup Gruyere cheese (shredded)
  • 12 ounces Mushrooms (sliced)
  • 1 tablespoon Butter
  • 1 tablespoon Olive oil
  • 3 twigs Thyme (fresh)
  • ½ teaspoon Salt (or to taste)
  • 1 dash All purpose flour (for dusting)
  • 1 qty Egg for egg wash

Instructions
 

  • Thaw puff pastry in the refrigerator according to package directions.
  • Preheat oven to 400 degrees.
  • Lightly dust some flour on a large sheet of parchment paper.
  • Unroll one pastry sheet and place it on top of a lightly floured surface.
  • Using a knife or pizza cutter, gently serrate about ½ inch all the way around the edge of the pastry.
  • Sprinkle one heaping cup of shredded Gruyere cheese in the center while leaving the border clean.
  • Wipe mushrooms clean. Heat olive oil and butter in a frying pan on medium heat. Season and saute mushrooms until softened for approximately 6-8 minutes. Drain liquid.
  • Spread mushrooms on top of cheese.
  • Transfer pastry to a baking sheet and bake for 15 minutes. Using a pastry brush, lightly brush egg wash over the border and then continue baking for another 5-10min.
  • Remove from the oven and top with thyme (if desired). Cut into 4 pieces and serve warm. Mushrooms will get darker in color as it cools.
Keyword mushrooms, tart, tartlet
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