2-3 dried red chillies or 2-3 fresh red chillies, stemmed, de-seeded and roughly chopped
13cm (5 in) fresh lemongrass, finely sliced
2.5cm (1 in) fresh galangal, peeled and finely sliced
3 kaffir lime leaves, finely chopped
4 garlic cloves, peeled and roughly chopped
3 shallots, peeled and roughly chopped
3-4 coriander roots and stalks, cleaned and roughly chopped
1 tsp shrimp paste
1 tsp ground cumin
Or: 25g packet of dry curry paste