It's Best to unwrap the dough (in three quarters) and Reduce it will eventually still a little firm. To slice, place just one sheet of pastry on a sizable reducing board and unwrap. Clear away any paper pieces. Try and cut slices evenly into 9 complete squares. Small batches from https://buyfavoritesdisposables.com/product/sour-apple-sorbet-%f0%9f%8d%8f-live-sugar-blend/