01 -
Place the sliced green onion whites, minced garlic, minced ginger, gochugaru, and white sesame seeds into a large heatproof pot.
02 -
Heat the vegetable oil in a saucepan over medium heat until it is hot but not smoking.
03 -
Carefully pour the hot oil over the green onion, garlic, ginger, chili flakes, and sesame seeds mixture. Allow the oil to bubble and stir to combine. Let cool slightly.
04 -
Stir in soy sauce, oyster sauce, rice vinegar, and toasted sesame oil. Mix well to ensure even distribution.
05 -
Use immediately or transfer to an airtight jar and refrigerate until needed.