Thai green fish curry

Name: Thai green fish curry
Ingredients: 1 tbsp rapeseed oil or olive oil; 2 tbsp Thai green curry paste; 30g/1oz ginger, grated; 2 garlic cloves, grated; 200ml reduced-fat coconut milk; large handful baby leaf spinach; bunch coriander, leaves and stalks separated, both roughly chopped; 250g/9oz cod, or any firm white fish, cut into 2cm/¾in cubes; 150g/5½oz Tenderstem or purple sprouting broccoli, sliced; 100g/3½oz mangetout or green beans; 1 tsp fish sauce; 1 lime, juice only; 1 green chilli, thinly sliced; 2 spring onions, sliced; steamed rice, to serve