Step 1

Heat sunflower oil in a chargrill or frypan over medium heat. Cook sausages for 6-8 minutes, turning, until cooked through. Halve sausages lengthways. (Mark on the grill for a further 1 minute if desired).

Step 2

Meanwhile, shake sugar, fish sauce, sesame oil, zest and juice in a screw-top jar, then toss dressing with leaves, herbs, spring onion and chilli. Serve the sausages on the salad and drizzle with chilli sauce.