Step 1

Cook the noodles according to packet instructions and drain. Toss with a little oil.

Step 2

Meanwhile, dissolve cornflour in 2 tablespoons water, then combine with tomato sauce, soy sauce, sugar and an extra 2/3 cup (165ml) water in a bowl.

Step 3

Heat oil in a wok over medium-high heat. Cook garlic and ginger for 1 minute or until fragrant. Add prawns and stir-fry for 1-2 minutes until they turn pink. Add sweet chilli sauce, lime juice and soy sauce mixture, and bring to the boil.

Step 4

Add noodles and spinach, then stir-fry for 2 minutes or until noodles are warmed through and spinach has wilted. Serve with spring onion, coriander and lime wedges.