Mini Mushroom Tartlets - Roth Cheese

Ingredients

• 1 sheet puff pastry, thawed according to package instructions
• 2 large onions, chopped
• 4 tablespoons olive oil, divided
• 1/4 teaspoon salt
• 1 teaspoon brown sugar
• 8 ounces mushrooms, thinly sliced
• 2 garlic cloves, pressed
• 2 tablespoons rosemary or thyme, minced
• 1 egg + 1 tablespoon water, beaten together
• 3/4 cup Roth Grand Cru® cheese, shredded
• Fresh rosemary, thyme or parsley, for garnish