Rich Chocolate Beer Cake with Coffee Frosting - chefmelt

Ingredients

• 3 cups granulated sugar
• 1½ cups stout beer (try Guinness)
• 3 cups all-purpose flour
• 1 cup cocoa powder
• 1½ teaspoons vanilla extract
• ⅔ cup sour cream
• 3 large eggs at room temperature
• 1½ cups cold unsalted butter
• 1 teaspoon salt
• 2¼ teaspoons baking powder
• chocolate sprinkles, optional
• 1 tablespoon water
• 1 teaspoon vanilla extract
• 1½ cups softened unsalted butter
• 2 cups powdered sugar
• 1½ tablespoons espresso powder