Decadent slice of Swedish savoury celebration sandwich cake: layered white bread frosted with seasoned cream cheese and mayonnaise, filled with smoked salmon and egg salad, garnished with prawns and cucumbers.
Lay bread slices on a board. Spread first tier with egg-mayo salad and top with next bread layer.
Spread second tier with cream cheese and lay ribbons of smoked salmon. Top with final bread layer.
Frost top and sides smoothly with whipped cream cheese and mayonnaise frosting.
Decorate with cucumber ribbons, prawns, lemon twists, and dill. Slice into elegant cake portions and serve chilled.