Chocolate Meringue Cookies

Ingredients (9)

• 1/2 cup hazelnuts whole and toasted; or swap toasted pecans or almonds
• 1/3 cup bittersweet chocolate finely chopped
• 1 teaspoon espresso powder
• 1 cup powdered sugar
• 1/4 cup unsweetened cocoa powder
• 4 large egg whites room temperature
• 1/4 teaspoon kosher salt
• 1/2 cup granulated sugar
• 1/2 teaspoon pure vanilla extract