Small croissants and smoked salmon

Readymade pastry puff dough
Thin slices of smoked salmon 

Cut the dough in four and cut each part in four again to make 16 croissants. Put small slices of smoked salmon on top and roll the dough over it to form a small croissant. Brush a few drops of milk on the dough. Bake until golden at 400 º F.