small bunch fresh coriander, stalks finely chopped
5cm/2in piece fresh root ginger, finely grated
1 lime, zest and juice
500g/1lb 2oz new potatoes, halved
400ml/14fl oz can coconut milk
3 tbsp massaman curry paste
1 tbsp fish sauce, plus extra to taste
1 tsp light muscovado sugar
handful roasted unsalted peanuts, roughly chopped, to serve
800g/1lb 12oz boned lamb shoulder or beef shin, cut into matchbox-size pieces
6 freeze-dried makrut lime leaves (optional)