Boil 1 (egg) on a separate pot.

At the same time, heat 1/4 Tablespoon of olive oil on a pan.
Add 1 (brisket). Cook each side for 30 seconds ~ 1 minute on medium-high heat.

Leave it aside for now.

Bring water to boil in a pot.

Add 2 (noodle) and boil on high heat for 1~2 minutes while loosening it with a tong.

Move the noodle to a colander.

Rub the noodles hard few times with both hands while rinsing with cold water.

Move the noodles to a bowl.

Add 4 (cucumber, Korean radish, Dongchimi water, sauce), brisket, and boiled egg on top of the noodle.

Mix well using hands.