Peel, core and dice apples. Bring to the boil with apple juice, sugar and 1 packet of vanilla sugar. Covered and stew at medium heat for about 10 minutes, depending on the type of apple. Let it cool down
Put the rusk into the freezer bag and crumble finely with a rolling pin. Roast in hot butter while turning. Stir in 2 tablespoons of brown sugar. Let cool off
Whip the cream until semi-stiff, pour in 2 sachets of vanillin sugar. Layer butter crumbs and cream on the compote. Chill for about 1 hour. Sprinkle with 1 teaspoon of brown sugar before serving