Bring a large pot of water to a rolling boil. Add a pinch of salt along with few drops of oil.
Place the noodles in boiling water and cook according to the package instructions.
Drain the excess water from the noodles and rinse under cold water thoroughly.
Toss about 1 teaspoon oil to the cooked noodles and mix well. Cover and set aside until use.
Now to make vegetable hakka noodles, heat 2 tablespoons sesame oil in a large wok until it smokes.
Add the minced ginger garlic and red chilli flakes. Saute for around 30 seconds.
Now add the finely chopped spring onion whites, chopped red onions and stir fry for another 40 seconds.
Next the vegetable, add the chopped carrot, beans, cabbage and bell peppers one by one quickly. Stir fry the vegetables for around 2 minutes.
Now add ground turmeric, soy sauce, chilli sauce, chilli oil,vinegar and stir to combine.
Next season with salt and pepper to taste. Mix and saute well.
Add the al dente boiled noodles to the stir fried vegetables. Mix quickly, cook for few seconds.
Add the garnishes- spring onion greens, 1/2 teaspoon chili oil if prefered and mix well. Remove the cooked hakka noodle from heat.
Serve vegetable hakka noodles immediately.