(B) 20 g unsalted butter, 1 teaspoon black pepper
(D) 1 tablespoon black sesame seed
~~1)Mix (A) almost a smooth dough.
~~2) Add in butter, with medium speed to beat the dough until smooth and it can be stretched to a thin layer without breaking apart.
~~3)) Add in black pepper, knead and mix well.
~~4) Place the dough into a big bowl, cover with clingwrap. Leave to prove for 80 minutes.
~~5) Filling: Stir fry minced pork for a while, add onion and stir fry until fragrant. Turn off fire, add in salt and pepper to your desired taste. Leave to cool.
~~6) Divide dough into 6 equal portions. Roll into balls, and leave to rest for 5 to 10 minutes, wrap in filling, and place them into a greased 8" round cake tin. Cover with clingwrap and let it prove for 50 minutes.
~~7) Brush with egg wash and sprinkle sesame seeds.
~~8) Bake in a preheated oven at 180 degree C for 28 minutes.