For the Bao Buns:

500g (4 cups) strong white flour

1 tablespoon sugar

1 teaspoon salt

2 teaspoons dried yeast

160ml (2/3 cup) warm milk

160ml (2/3 cup) warm water

2 tablespoons butter

Vegetable oil (for brushing)

For the Chicken Marinade:

500g (1 lb) chicken breasts, cut into bite-sized pieces

1 cup buttermilk

1 teaspoon salt

1 teaspoon white pepper

1 teaspoon garlic salt

For the Crispy Coating:

1 cup plain flour

1 teaspoon cornflour (cornstarch)

1 teaspoon baking powder

1 teaspoon garlic powder

1 teaspoon onion powder

1 teaspoon paprika

For the Gochujang Sauce:

3 tablespoons gochujang paste (Korean chili paste)

2 tablespoons honey

2 tablespoons brown sugar

2 tablespoons soy sauce

2 cloves garlic, minced

1 tablespoon fresh ginger, grated

For the Toppings:

1 red onion, thinly sliced

Fresh coriander (cilantro) leaves

1 cucumber, thinly sliced

Sesame seeds