Ingredients: flour, sour cream, butter, shortening, corn syrup, dark cocoa, heavy cream, brown sugar, baking powder, fleur de sel, vanilla, egg, dark chocolate, sugar, baking soda
Mile-High Chocolate Cake with Vanilla Buttercream
bonappetit.com
Ingredients: flour, sour cream, butter, shortening, corn syrup, dark cocoa, heavy cream, chocolate, candy, brown sugar, baking powder, vanilla, egg, dark chocolate, sugar, baking soda