Korean potato fritters (Gamjajeon) is so simple to make yet so delicious. It makes a great snack or side dish/appetizer. With a crispy skin and a soft potato inside, you won't be able to stop eating them. I like sweet potatoes too.
What are all those little bowls of side dishes served with a Korean meal? They are called banchan. There are endless variations of banchan, but here's a guide of popular ones served at most Korean meals: