Bao Buns with Pulled Pork in BBQ sauce

Name: Bao Buns with Pulled Pork in BBQ sauce
Prep time: 20 min
Cook time: 3 h 10 min
Total time: 3 h 10 min
Yield: 12 pieces
Ingredients: 780 g water; 45 g sugar; 2 tsp dried yeast; 395 g all purpose white flour; 45 g olive oil; 1 heaped tbsp baking powder; 1 tsp salt; 340 - 450 g pork tenderloin; 2 tsp salt; 2 tsp black pepper, ground; 2 tsp paprika, sweet; 2 tsp Italian seasoning; 500 g water; 140 g barbecue sauce, hoisin; 6 leaf iceberg lettuce; 1 English cucumber; 1 bunch spring onion