Always cook noodles until its 3/4 th cooked ie al dante cooked. While tossing in sauces , they l again get cooked a bit. So if you over cook initially , theyl get mushy.
Fry the veggies in high flameas it gives a smoky flavour like in restaurants. It also helps in retaining the crunchiness of the veggies.
Don’t cut the amount of oil mentioned above. It s required to keep the noodles from sticking to one another.
You can use Baby corn , mushroom etc too or any other veggie thats handy.