Lotus Leaf Buns with BBQ Pork

Name: Lotus Leaf Buns with BBQ Pork
Prep time: 20 min
Cook time: 2 h 10 min
Total time: 2 h 10 min
Yield: 12 pieces
Ingredients: 800 g water; 30 g sugar; 30 g corn oil; 2 tsp active dry yeast; 400 g pau flour; 2 pinches salt; corn oil; 350 g pork tenderloin; ½ tsp Chinese five spice powder; 1 ½ tsp sugar; 500 g water; 1 tbsp Chinese rice wine (Shaoxing Hua Tiao); 1 tbsp honey; 1 ½ tsp light soy sauce; 1 tbsp dark soy sauce; 2 tbsp hoisin sauce; 2 garlic cloves; 6 leaf iceberg lettuce; 4 Japanese cucumbers; 1 bunch spring onions