Korean sandwich is very simple and made with easily available ingredients.
Cabbage , shredded carrot and green onion. Just add salt.
Now add 1 egg or make chickpea flour batter thick same quantity as egg.
Mix in cabbage and make a square thick pancake . Cook both side. Use butter or oil.
Same pan toast your bread .
Put cabbage pancake on bread, sprinkle sugar, ketchup, mustard,
You can add cheese slice too.
That’s it . Some different variation of usual sandwich.