""Easy to prepare, very gourmet appetizer with puffed pastry, goat cheese, caramelized onions, and sauteed cremini mushrooms."..."
INGREDIENTS
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1/4 cup unsalted butter
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1 large sweet onion (such as Vidalia®), sliced
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2 tablespoons olive oil
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1 (8 ounce) package crimini mushrooms, sliced
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1 pinch salt and ground black pepper to taste
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1 (17.5 ounce) package frozen puff pastry, thawed
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1 (11 ounce) log goat cheese
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1 egg, beaten
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1 pinch thyme, or to taste