Pour hot water into the cup noodle container up to the indicated line and let it sit for 2 minutes.
Drain the noodles and vegetables using a strainer to remove excess water.
Heat oil in a pan over medium heat and stir-fry the noodles and vegetables.
Add the included sauce, mix well, and continue stir-frying for 1 more minute.
Transfer the finished yakisoba onto a plate.