This red velvet cake with mascarpone frosting is a sophisticated dessert that is perfect for any occasion. The cake is moist, fluffy, and has a rich chocolate flavor with a hint of tanginess from the buttermilk. The mascarpone frosting is the perfect complement to the cake, adding a creamy and tangy flavor that balances the richness of the cake. This recipe is easy to make and uses simple ingredients that you probably already have in your pantry.