Espresso Pound Cake

Name: Espresso Pound Cake
Prep time: 35 min
Cook time: 1 h 10 min
Total time: 1 h 45 min
Cuisine: American, Southern
Ingredients: 3/4 cup brewed espresso or very strong coffee, cooled; 1/2 cup buttermilk; 1 1/2 cups unsalted butter, room temperature; 2 1/2 cups Imperial Sugar Extra Fine Granulated Sugar; 5 large eggs; 2 teaspoons vanilla extract; 1 teaspoon kosher salt; 1 teaspoon baking powder; 3/4 cup cocoa powder; 2 cups all-purpose flour*; 1 cup semi-sweet chocolate chips, optional; 8 ounces semi-sweet chocolate, chopped; 1 tablespoon espresso powder; 3/4 cup heavy cream; 2 tablespoons unsalted butter