Sticky Pork Belly Buns

Name: Sticky Pork Belly Buns
Ingredients: 600 g boneless pork belly; 4 tbsp. hoisin sauce; 1 tbsp. soy sauce; 3 tbsp. Shaoxing rice wine or dry sherry; 2 garlic cloves, crushed; 3 piece fresh root ginger, peeled and grated; 1 tbsp. runny honey; 75 mL milk; 1/2 tbsp. vegetable oil, plus extra to grease; 250 g plain flour; 20 g caster sugar; 1/2 tsp. (2g) fast action dried yeast; 2 spring onions, finely shredded; 1/2 cucumber, sliced into batons; small handful coriander leaves; 1 red chilli, finely sliced (optional); 1-2 large steamer baskets