When to use very delicious in Korean
Korean: 존맛탱[ jon-mas-taeng ]

When to use it
존맛탱 means "very delicious" or "super tasty." It is strong Korean slang, so people usually use it with close friends, online, or in casual speech. Do not use it in formal situations, with teachers, or at work. You can use it when food tastes really, really good (존맛탱).
Example sentences
이 라면 진짜 존맛탱이야.
This ramen is really super delicious.
오늘 급식 존맛탱이네.
Today’s school lunch is super tasty.
엄마가 만든 김치찌개가 존맛탱이야.
The kimchi stew my mom made is super delicious.
이 떡볶이 존맛탱이라서 또 샀어.
This tteokbokki is so delicious, so I bought it again.
시장 호떡이 존맛탱이었어.
The hotteok at the market was super tasty.
여행 가서 먹은 해산물이 존맛탱이었어.
The seafood I ate on the trip was super delicious.