Beer Cake Recipe ?

Ingredients

• 1¾ cups all purpose flour
• ¾ cup unsweetened cocoa powder
• ½ cup butter
• 1 tsp baking soda
• 1 tablespoon salt
• 1 tablespoon vanilla extract
• 1 cup granulated sugar
• 1 cup brown sugar
• 2 eggs
• ½ cup sour cream
• ½ cup cup buttermilk
• ½ cup plain black coffee
• ½ cup guinness beer
• ¼ cup milk
• 3½ cup powdered sugar
• ½ cup unsweetened cocoa powder, for frosting
• ½ cup butter, for frosting
• 1-2 teaspoons vanilla extract, for frosting
• 3 oz. semi-sweet chocolate