Recipe:

1/2 lb white radish, peeled and cut
1 tsp salt
1 tbsp gochugaru
2 cloves minced garlic
1/2 tsp grated ginger
1/2 tsp sugar
1 tsp sesame seeds
2 chopped green onions

Peel and cut radish into long matchstick strips. Place in a bowl and sprinkle with salt to draw out the water. Let sit for 10 minutes.
Squeeze to drain.

Transfer to a bowl and add remaining ingredients. Mix to coat the radish in the spicy mixture. Add chopped green onions to finish.

Store in an airtight container. This will last for a month in your fridge.