Can you point out the delicious way to make Cantonese style BBQ pork buns?

How to make Cantonese style BBQ pork buns ?

#Making the leavened seeds#

On the first day, mix all the ingredients well, cover and leave to ferment for at least 18 hours in a warm place (25-32 degrees Celsius)

Please click to enter a picture description

#Making the leavened dough#

On the second day, mix all the 50g of the old leavened seeds into the leavened dough, and then knead the dough to form a ball. Cover and leave it for 8-12 hours (the lid should not be sealed, it should be breathable)

Please click to enter the picture description

#Making the crust#

Add 80g of sugar, 10g of cornstarch, 150g of gluten free flour, and 20g of lard to the fermented dough and mix to form a smooth dough

Please click to enter the picture description

To make the filling, please click to enter the picture description

This is the first time that I have ever made a dough. >#Making the Filling#

Soak the green onion and ginger in rice wine to make ginger juice

Please click to enter the picture description

Cut the BBQ pork into cubes, heat up a pan, pour in the peanut oil, and then put the green onion and ginger slices into the pan and fry them. Then put in the soy sauce, oyster sauce, and water, and cook for about 3 minutes, separating the scallion residue and so on. Pour in the barbecued pork and Ingredient B

Please click to enter a picture description

Continue to cook until the gravy is thick to form the filling.

Please click to enter the picture description

Divide into 6 equal portions

Please click to enter the picture description

Cover the buns and let them rise for 1 hour, and the buns will be twice as big as the original ones.

Please click to enter a picture description

Bring the water to a boil, then place the buns in the pot and steam over high heat for 25 minutes. After steaming, put the buns in the pot to simmer for 5 minutes before opening the lid

Please click to enter the picture description

Tips

No baking powder, because I've done it a few times to put baking powder is not good taste.