Instruction

• step 1 Put the prawns in a bowl
• Put the chilli, garlic, coriander stalks (snip these up using scissors first) and caster sugar in a spice grinder or small food processor and whizz together
• Add half of the lime juice and the fish sauce, then pour this over the prawns
• step 2 Heat 1 tbsp oil in a wok, add the ginger and spring onions and fry for 1 min
• Add the red pepper and fry for 1 min, until the pepper starts to soften
• Add the water chestnuts and bean sprouts, and toss together until the bean sprouts start to wilt
• Add the soy sauce and a really good grind of black pepper, then tip the lot into a serving dish
• step 3 Heat the remaining oil in the wok and add the prawns, lifting them out of their juices
• Toss for 1-2 mins until they turn pink, add the marinade and swirl the wok quickly, then tip the lot onto the veg
• Snip over the coriander leaves and sprinkle on the remaining lime
• Serves over noodles with extra lime for squeezing over