
Yuzu juice is the sour, highly acidic juice expressed from yuzu (Citrus junos), an aromatic East Asian citrus hybrid.
Aroma dominates: a complex, floral scent combining grapefruit, mandarin and lemon-lime notes rather than resembling any single common citrus, over a sharply sour, low-sweetness body.
Reached for when a drink calls for citrus acidity carried by a distinctive aroma, it works both as a featured souring citrus and as a small aromatic accent, shaken into the build so it aerates and integrates; salted or blended bottled versions call for adjusted dosing.
Where yuzu is a small accent, lemon or lime juice matches the acidity acceptably; as the featured citrus it is effectively not substitutable, since its specific aroma cannot be reproduced, though a blend leaning on mandarin and grapefruit notes only approaches it.
Yuzu is a distinct citrus hybrid with a more complex, floral mandarin-grapefruit aroma; lemon and lime deliver comparable acidity but not yuzu's specific aromatic profile.
Yuzu is a citrus hybrid, generally regarded as a cross between a papeda-type citrus and a mandarin. The fruit is too sour to eat fresh, so its juice and aromatic rind are used as flavourings; outside East Asia fresh fruit is scarce and the juice is most often sold bottled, sometimes salted or blended, which shifts its balance against freshly squeezed juice.
Fresh juice loses aroma and acidity quickly; refrigerate and use promptly, and refrigerate opened bottled product.
Yuzu originates in East Asia and is most strongly associated with Japan, where it is a widely used culinary citrus; it is also cultivated in Korea and China.