Emmentaler Cheese Tart with Caramelized Onions & Mushrooms - Oliver's Markets

Ingredients

• 1 sheet Frozen Puff Pastry, thawed but kept very cold
• 2 c. Emmentaler Cheese, shredded
• 1 large Red Onion, thinly sliced
• 1 1/2 c. Crimini Mushrooms, thinly sliced
• 2 tsp. Thyme, chopped
• 2 tsp. Rosemary, chopped
• 2 tbsp. Olive Oil + extra for drizzling
• 1 tbsp. Butter
• 1/4 c. Dry White Wine
• Salt & Black Pepper