Cut the scallion, peppers, carrots and pak choi into very thin strips, chop the tofu into bite size cubes. Cut the fine beans into thirds.
Put your frying pan on a high heat and add 2 tbsp of oil
Add the tofu, reduce the heat to medium and fry so that it starts to brown and then add 2 tbsp tamari coating the tofu well in the tamari, remove from the pan and set aside.
To your hot pan, add 1 tbsp oil
Add your chopped veg and fry for 3 - 5 minutes
Pour the sweet and sour sauce into the pan and cook for a further minute, add the tofu and heat for a further minute.
Serve with a dusting of sesame seeds and rice or noodles- whichever you prefer!