Marinade chicken: Add seasoning cube, cornstarch, soy sauce, seasoning, black pepper to the chicken and set aside.
Noodles: In a large pot, add water and bring to boil. Add noodles and cook according to the instruction on the package, it usually takes about 3 minutes. (if you think it's not fully cooked don't worry, you'll continue the cooking in the vegetables)When it's done drain the noodles, sprinkle oil on it, and mix so it doesn't stick together.
Sauce: In a small bowl, mix together, chicken broth and oyster sauce. and set aside.
In a large pot or wok or a skillet, add vegetable oil over high heat. Fry the marinade chicken until brown on both sides, drain on a paper towel, and set aside.
In this skillet, add onions, ginger and saute for about 2 minutes or until fragrant. Add red and orange bell peppers and saute for about 1 minute.
Add the broccoli and carrot, and stir for one minute or until the veggies get soft.
Add noodles
Add sauce and you would notice it's watering but don't get panicked the noodles will absorb the liquid.
Mix thoroughly so the noodles can cook evenly, cook for about 1-2 minutes, and add chicken and mix everything together.
Enjoy
Make sure you chop all the veggies ahead. You can make it with spaghetti.