-butter -semi-sweet chocolate chips -sugar -vanilla -eggs -flour -baking powder -espresso powder -cocoa powder -powdered sugar -heavy whipping cream
Preheat oven to 350°F and prepare the baking pan. In a bowl, add the butter and semi-sweet chocolate and heat in the microwave on 30 second increments. In a separate bowl, add the sugar, eggs, and vanilla, and mix until well combined.