Mini Croissants with Smoked Salmon

Preheat the oven to 180°C.
Cut the puff pastry into triangles and spread them with cream cheese.
Add a slice of smoked salmon and a little dill.
Roll each triangle to form croissants.
Brush them with egg yolk and sprinkle with sesame seeds.
Bake for 15 minutes until golden brown.
Serve warm