Gruyere, Mushroom, & Caramelized Onion Bites

Name: Gruyere, Mushroom, & Caramelized Onion Bites
Prep time: 10 min
Cook time: 45 min
Ingredients: 4 tablespoons salted butter, divided; 2 tablespoons vegetable oil, divided; 5-6 ounces crimini or button mushrooms, sliced; 2 medium yellow onions, thinly sliced; 1/4 teaspoon dried thyme; 1 tablespoon sugar; 1 1/2 tablespoon balsamic vinegar; 1/4 teaspoon garlic powder; salt and pepper, to taste; 4 ounces grated gruyere cheese (I used applewood smoked gruyere); 1 package (1 pound) frozen puff pastry, thawed; 1 egg, lightly beaten

Gruyere, Mushroom, & Caramelized Onion Bites was pinched from <a href="http://www.littlespicejar.com/gruyere-mushroom-caramelized-onion-bites/" target="_blank">www.littlespicejar.com.</a>

"Caramelized onion bites with sautéed crimini mushrooms, balsamic caramelized onions, and applewood smoked gruyere cheese. Thee perfect little appetizers! They're made with puff pastry and take no time at all to whip up! These are the perfect appetizers to serve your guests this holiday season...."

INGREDIENTS

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4 tablespoons salted butter, divided

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2 tablespoons vegetable oil, divided

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5-6 ounces crimini or button mushrooms, sliced

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2 medium yellow onions, thinly sliced

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1/4 teaspoon dried thyme

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1 tablespoon sugar

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1 1/2 tablespoon balsamic vinegar

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1/4 teaspoon garlic powder

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salt and pepper, to taste

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4 ounces grated gruyere cheese (I used applewood smoked gruyere)

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1 package (1 pound) frozen puff pastry, thawed

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1 egg, lightly beaten

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