Heat vegetable oil and sesame oil in a large wok or pan.
Add chopped ginger, garlic, the white part of spring onion, and sliced red onion. Saute on a high flame until the onion turns translucent.
Add chili flakes and saute for a few seconds.
Add shredded cabbage and ground black pepper. Saute on a high flame for 3-4 minutes or until the cabbage is no longer raw but still crunchy.
Push the cabbage towards the edges of the skillet to create some space in between.
Add soy sauce, chili sauce, and vinegar in the center. Saute for a few seconds and then mix everything.
In a separate pot, cook instant ramen as per the instructions given on its packet. Discard the seasonings.
Strain the ramen and add to the skillet of stir-fried cabbage.
Also, add spring onion greens and roasted sesame seeds. Stir fry for 3-4 minutes on a high flame while mixing continuously with a pair of tongs.
Garnish with more roasted sesame seeds and enjoy!