Heat half the oil in a pan or wok on high heat. Add the chicken and stir-fry for 3 mins or until golden brown and cooked through. Transfer to a bowl. Repeat with the remaining chicken.
Add chilli to pan or wok and stir-fry for 30 secs. Return chicken back to pan with the teriyaki sauce and bring to the boil. Cook for 1-2 mins or until heated through. Stir-fry zucchini & snow peas for 1 min. remove from the heat.
Cook ramen noodles following packet directions.
Divide noodle mixture among bowls. Top with chicken & vegetables. Sprinkle with the coriander and pan juices.