01 -
In a large bowl, blend flour, caster sugar, salt, and yeast until evenly distributed.
02 -
In a jug, mix whole milk, warm water, and soft butter until butter is melted.
03 -
Pour the liquid mixture into the dry ingredients and stir to form a shaggy dough. Turn onto a floured surface and knead for 10 minutes by hand, or use a stand mixer with a dough hook until smooth.
04 -
Place dough in an oiled bowl. Cover with cling film or a damp towel and allow to rise until doubled in size, about 90 minutes to 2 hours.
05 -
In a bowl, toss chicken pieces with buttermilk, salt, white pepper, and garlic salt. Cover and refrigerate for at least 1 hour.
06 -
Turn the proved dough onto a floured surface. Knead briefly and divide into 20 equal balls. Roll each ball to an oval approximately 6 cm by 9 cm on baking parchment.
07 -
Brush each oval lightly with olive oil. Using a chopstick as a guide, fold the dough ovals in half so the oil is on the inside. Remove chopstick and place each bun on a small piece of baking parchment.
08 -
Arrange the buns on trays, cover gently with cling film, and let them proof for 1 hour until puffed.
09 -
Preheat the oven to low to keep chicken warm later. Heat at least 1 litre vegetable oil in a deep pan to frying temperature. In a bowl, combine flour, salt, black pepper, garlic salt, celery salt, thyme, paprika, baking powder, and chilli flakes for the crispy coating.
10 -
Remove chicken from marinade. Let excess buttermilk drip off, then dredge each piece in the seasoned flour mixture until thoroughly coated. Arrange coated chicken on a tray.
11 -
Working in batches, fry 10 to 12 pieces of chicken in hot oil for 3 to 5 minutes until golden and cooked through. Transfer to an oven tray to keep warm. Repeat until all chicken is cooked.
12 -
Bring water to a boil in a large steamer. Steam buns, still on their parchment, in batches for 10 minutes until soft and fluffy. Keep steamed buns covered on a warm plate.
13 -
In a saucepan, combine gochujang, honey, brown sugar, soy sauce, minced garlic, ginger, vegetable oil, and sesame oil. Bring to the boil, then reduce heat and simmer for 5 minutes until slightly thickened.
14 -
Place fried chicken in a large bowl. Pour Korean sauce over the chicken and toss thoroughly to ensure an even coating.
15 -
To serve, fill each steamed bao bun with sauced chicken. Top with red onion, cucumber, fresh coriander, and sprinkle with black and white sesame seeds.