Yellow or French Vanilla cake mix can be substituted for the white cake mix. Prepare it according to package directions.
Frosting is spread or piped around the edge of each layer before adding the raspberry filling. This keeps the filling from dripping down this side of the cake when the next layer is added.
Lightly moisten the counter to prevent the parchment paper from slipping.
If necessary, the marzipan can be re-rolled to form additional strips.
A pastry wheel is a small kitchen utensil similar to a pizza cutter. Some pastry wheels have a fluted edge that makes a notched cut.