コクのある

Meanings

expression, noun-modifying (irregular)

full-bodied; rich; robust (flavor)

usually written using kana alone

Describes food or drink with deep, satisfying flavor; often used for wine, sake, coffee, soup, etc.

Kanji

酷cruel, severe, atrocious
濃concentrated, thick, dark

Related words

濃のう厚こう
濃厚 means 'thick and rich' in a broader sense (e.g., flavor, color, probability), while コクのある specifically emphasizes depth and body of flavor.
あっさり
あっさり is the opposite, meaning light or plain in flavor, lacking the richness of コクのある.

Written forms

コクのある
kana-only spelling
Usually written in kana; the katakana spelling is common for emphasis or in food/drink descriptions.
酷こくのある
Kanji form using 酷; rarely used and may be confused with other readings.
濃こくのある
Kanji form using 濃; rarely used.

Etymology

Derived from the noun コク (body, richness of flavor) + the possessive particle の + ある (to exist). The noun コク is often written in katakana and is related to the kanji 酷 (severe, intense) or 濃 (thick, concentrated), but the exact derivation is uncertain.