PREPARATION:
Preheat oven 350°F (180°C). Greased two 9-inch round cake pans also flour them. In a large mixing bowl, whisk together the flour, sugar, cocoa powder, baking powder, baking soda, and salt. In separate mixing bowl, whisking buttermilk, vegetable oil, eggs, and vanilla extract. Adding wet ingredients to dry ingredients and mix until well combine Gradually adding hot water to mixture and mix until well combine Pour batter evenly into prepared cake pans. Bake for 35 min Removing cake from oven and let it cool in the pans for 10 min. Removing cake from pans and let cool completely on wire racks. To preparing frosting, beating soft butter with an electric mixer until creamy. Gradually adding powder sugar, cocoa powder, milk, vanilla extract, also salt to butter, and beating until well combined and smooth. Freeze the cake once it is completely cold.
Enjoy !