With skillful hands, patience and help, for 1 hour you manage to make the whole sheet. For the little ones, patience ends faster, but they go encouraged with various promises of "how good the martyrs will be", etc. :)
Arrange nicely in an oven tray, lined with baking paper. We had 2 trays.
They can be left to dry until the 2nd day, but if you don't have patience, or the other workers don't have them, put them in the preheated oven at 200 degrees for 5 minutes.