Easy Mushroom and Caramelized Onion Tart Recipe

Easy Mushroom and Caramelized Onion Tart Recipe

spoonuniversity.com

Definitely want to be hangin' with this fungi.

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Ingredients

  • 2 puff pastry sheets
  • 32 ounces mushrooms
  • 3 yellow onions sliced
  • 1 1/2 cups Gruyère cheese
  • 2 cloves garlic minced
  • 3 tablespoons unsalted butter
  • Parmesan cheese
  • thyme
  • olive oil
  • balsamic vinegar
  • salt
  • pepper

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