Yost Chocolate Cake - cooking recipe

Ingredients

1 cup buttermilk
1 cup vegetable oil
2 eggs
1/3 cup unsweetened cocoa powder
1 teaspoon vanilla extract
2 cups all-purpose flour
2 cups white sugar
2 teaspoons baking soda
1/2 teaspoon salt
1 cup hot water
4 cups confectioners' sugar
1/2 cup heavy cream
1/2 cup butter at room temperature
1/4 cup unsweetened cocoa powder
1 teaspoon vanilla extract
1/4 teaspoon salt

Preparation

Preheat oven to 350 degrees F (175 degrees C). Grease a 9x13-inch cake pan.
Whisk buttermilk, vegetable oil, eggs, 1/3 cup cocoa powder, and 1 teaspoon vanilla extract in a bowl until smooth. Whisk flour, sugar, baking soda, and 1/2 teaspoon salt in a separate bowl. Add dry ingredients to buttermilk mixture and whisk in hot water. Spread batter in prepared cake pan.
Bake in the preheated oven until set and a toothpick inserted into the center of the cake comes out clean or with moist crumbs, about 35 minutes. Let cool.
Beat confectioners' sugar, cream, butter, 1/4 cup cocoa powder, 1 teaspoon vanilla extract, and 1/4 teaspoon salt in a bowl using an electric mixer until frosting is smooth and creamy. Spread onto cooled cake.