STEP 2/6
Shred onions, soak them in a couple of drops of vinegar, rinse the flying fish roe in soju, wash the vegetables, and drain:
Defrost frozen smoked salmon in the refrigerator or defrost it in cold water for 10 minutes with the bag.
STEP 4/6
When the rice is hot, add salt, plum extract, and vinegar and mix quickly:
Usually, sugar is added, but since it is hot summer, plum juice is added to prevent stomachaches.