Evaporating Milk Bottle - Trick

The magician shows a milk bottle full of milk. Picking up a sheet of newspaper from a table, he forms it into a cone and purse almost all the milk into it. The almost empty bottle is replaces on the table and with a quick whisk of hand the cone is opened and shown to be absolutely empty. Not only that, the paper is completely dry ! The milk has magically disappeared into thin air !