This marble cake with raspberry filling is a beautiful and delicious dessert that's perfect for spring and summer. The cake is made with a combination of vanilla and chocolate batter that's swirled together to create the marble effect. The raspberry filling is made with fresh raspberries, sugar, and cornstarch, and adds a sweet and tangy flavor to the cake. This cake is perfect for weddings, showers, or any time you want a beautiful and impressive dessert.