Sugar-free meringue roulade can be filled with your favourite flavoured whipped cream. How about mocha, brandy, or chocolate?
Nutrition is not given as the carbs in the sugar-free meringue roulade is almost zero. The carbs will come from what you choose to serve it with. Cream, berries, 90% chocolate. So choose your decorations according to how many carbs fit in with your lifestyle and requirements.
1 cup whipped heavy cream = 4g total carbs
1 cup fresh blueberries = 21g total carbs
1 cup fresh raspberries = 14.7g total carbs
1 cup fresh strawberries = 12g total carbs
See here for the full list of carbs in fruit.