Source: Martha Stewart Living, December/January 1997/1998
Unroll gingerbread genoise; brush generously with Calvados soaking syrup. Quickly spread semifreddo mixture over surface to within one inch of side edges. Roll cake into jelly-roll shape; wrap with towel to cover. Freeze until hard, about 5 hours or overnight.
To serve, temper slightly in refrigerator, about 15 minutes, and slice. Top with cranberry coulis; use 2 or 3 sugared cranberries and a sprig of sugared rosemary for garnish.