Crumble flour with butter, mix with salt and must to form a dough, the dough must rest in the refrigerator for 12-24 hours.
Then roll out the dough, cover with breadcrumbs roasted in butter, leafy apples, cinnamon, sugar and raisins. Place rolled up on a baking sheet and bake at approx. 180 ° top / bottom heat for 35 minutes