Add the water, pineapple juice, soy sauce, vinegar, half the oil, chilli powder and cornflour.
Whisk together until smooth.
Place over a medium heat and whisk for 1-3 minutes continuously until thickened. Set aside.
To make the noodles
Cook the noodles according to the manufacturer’s instructions and drain.
Heat the remaining oil in a large wok over a medium high heat. Then add the broccoli, carrot and carrot tops, and red peppers. Stir-fry for 5 minutes.
Add the spring onions, ginger and garlic to the wok and stir-fry for a further 2–3 minutes. Add the bean sprouts and sauce and cook for 1-2 minutes. Add in the cooked noodles, coriander and half of the sesame seeds and heat through.
Serve onto plates or bowls and sprinkle with the remaining sesame seeds. Enjoy!
Sweet and sour ketchup noodle stir fry https://www.amummytoo.co.uk/sweet-and-sour-ketchup-noodle-stir-fry/