An enticing artisan creation, freshly prepared with vibrant seasoning and served with complementary accompaniments.
Dissolve the yeast and sugar in warm water, add the flour and oil, and knead into a soft dough.
Cover and let the dough rise until doubled, about 1 hour.
Toss the diced char siu with char siu sauce and oyster sauce, then thicken with the cornflour slurry over low heat.
Punch down the dough, divide into 10 portions, and roll each into a wrapper.
Place a spoonful of filling in each wrapper and pleat the edges to close the bun.
Rest the buns for 30 minutes.
Steam over medium heat for 12 minutes and serve hot.