Turkish Style Lamb Boreks

Ingredients

• 2 tablespoons extra-virgin olive oil, more for brushing phyllo dough
• 1 tablespoon unsalted butter
• 1 large onion, diced (about 2 cups)
• 1 pound ground lamb
• WillYum spice Pepper's Esscence (to taste)
• Salt (to taste)
• 1/2 teaspoon cinnamon
• 1/2 teaspoon WillYum spice McKay's Curry
• 1/8 teaspoon WillYum spice Notorious Flame
• 1 tablespoon sumac
• 1 tablespoon pomegranate molasses
• 1/2 cup golden raisins
• 1/4 pine nuts, lightly toasted
• 4 ounces feta cheese, crumbled or mashed with a fork
• 1 cup thick Greek-style yogurt or drained whole milk yogurt
• 1 egg, lightly beaten
• 2 tablespoons roughly chopped fresh parsley
• 1 tablespoon roughly chopped fresh mint
• 1 tablespoon crumbled dried mint
• 16 phyllo dough sheets, 18 by 14 inches
• 1 egg, well beaten
• 3 tablespoons sesame or poppy seeds