Chocolate Sheet Cake ? Recipe

Ingredients

• 3 cup all-purpose flour
• 3 eggs
• 1 cup buttermilk
• 1 1/2 cup strong coffee
• 3/4 cup vegetable oil
• 1/2 cup sour cream
• 2 2/3 cup granulated sugar
• 1/2 cup cocoa powder
• 1 1/2 teaspoon baking powder
• 1 tablespoon vanilla extract
• 1 tablespoon baking soda
• 3/4 teaspoon kosher salt
• 3 sticks butter
• ½ cup cocoa powder, For the Frosting
• 3/4 teaspoon salt, For the Frosting
• 1 pound confectioners sugar, For the Frosting
• ⅓ cup fudge