Mix all ingredients and pour into 2 greased and floured 9 inch cake pans.You can use baking spray if you prefer.Cook about 25 minutes or until a toothpick comes out clean.Set aside and let completely cool.When cool slice each layer in half to make 4 layers.Make sure slices are completely cool before adding frosting.
In an extra-large bowl combine mascarpone cheese, unsweetened cocoa powder, butter, and vanilla. Beat with an electric mixer on medium speed until smooth. Gradually add 2 cups of the powdered sugar, beating well. Beat in the 3 tablespoons milk. Gradually beat in additional powdered sugar. If necessary, beat in additional milk, 1 teaspoon at a time, to reach spreading consistency.Ater adding frosting to your cake add raspberries to decorate your cake. Makes about 4 cups of frosting.