Salt fish and bake

Name: Salt fish and bake
Ingredients: 250g/9oz plain flour; 15g/½oz baking powder; 4 tsp caster sugar; ½ tsp salt; 60g/2½oz unsalted butter; 150–180ml/5–6fl oz warm water; 2 tbsp vegetable oil; 1 onion, diced; 3 garlic cloves, minced; 1 green pepper, diced; ¼ Scotch bonnet chilli, chopped; 1 tsp chopped fresh thyme; 500g/1lb 2oz shop-bought salt cod, soaked overnight and flaked; 1 ripe beef tomato, chopped; 1 tsp smoked paprika; 4 spring onions, chopped; black pepper; Caribbean hot sauce