This chocolate raspberry truffle cake with cream cheese frosting is perfect for those who love the tangy flavor of cream cheese. The cake is made with a chocolate cake mix, raspberry jam, and a cream cheese frosting. To make the cake, simply follow the instructions on the cake mix box and bake the cake in two 9-inch round pans. Once the cake has cooled, spread raspberry jam between the layers and cover the cake with a cream cheese frosting made with cream cheese, butter, powdered sugar, and vanilla extract. Garnish with fresh raspberries and enjoy!