Chocolate Crackle Cookies

Ingredients

• 1/2 cup All-purpose flour
• 1/4 cup Ghirardelli 100% Unsweetened Ground Cocoa
• 1 tablespoon Instant espresso
• 1 teaspoon Baking powder
• 1/8 teaspoon Salt
• 4 tablespoons Butter, unsalted
• 2/3 cup Dark-brown sugar, packed
• 1 Egg, large
• 4 ounces Ghirardelli 60% Cacao Bittersweet Chocolate Baking Chips, melted and cooled
• 1 tablespoon Milk
• 1/2 cup Confectioners' sugar, for coating