Onion, Olive & Feta Puff Pastry | Lindsay

Ingredients

• 1 red onion, sliced
• 1 teaspoon extra virgin olive oil
• 1 tablespoon butter
• 1 tablespoon light brown sugar
• 1 tablespoon balsamic vinegar
• 1 frozen puff pastry sheet, thawed
• ½ cup artichoke hearts
• ¾ cup crumbled feta
• 1/3 cup Lindsay Kalamata Olives, sliced in half lengthwise
• 1/3 cup Lindsay Queen Stuffed with Garlic, sliced in half lengthwise
• 1/3 cup Manzanilla Olives Stuffed with Pimiento, sliced in half lengthwise
• 1 egg
• Salt & Pepper