Place the puff pastry slices next to each other and let them thaw for about 10 minutes. Place 4 slices of puff pastry on top of each other and roll out to a square (16 x 16 cm). Cut both squares into 4 squares (each 8 x 8 cm).
Spread 3 ##Olives## on each and fold 2 opposite corners over each other, press well. Wash the herbs, dab dry and chop finely. Whisk the egg yolks with 1 tbsp. water. Brush olive pockets with egg yolk, sprinkle with ##herbs## and sea salt.
Bake in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for 15-20 minutes. Remove and arrange on a plate. (Taste hot and cold!).