Beef and Pork Sausage Rolls

[INGREDIENTS]
angus beef sausages 4
puff pastry 2
minced beef and pork 150~200g each
scallions 2
garlic 2 cloves
ginger 1cm / 0.5"
onions 2
five spice powder 1/2 tsp
oyster sauce 1 tbsp
breadcrumbs 1/3 C
egg yolk
pepper