Vegetable
Cos
A tier
Cos is the traditional British and Mediterranean name for romaine-type upright lettuce—named after the Greek island of Kos. Same culinary role as romaine: crisp ribs, sturdy leaves, Caesar and grilled salads. In UK recipes, cos means romaine. Choose tight heads with fresh cut ends.
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Unit
Characteristics
Preparations
CaesarGrillHeartSalad
Traits
British NameClassic CosCrispRomaine TypeSalad StandardUprightUpright Crisp
History
GR
Cos island associations linked elongated lettuces to the Aegean name.
GB
English gardeners used cos as the standard name for upright lettuce.
GB
British markets sold cos heads as a primary salad lettuce.
Cos and romaine labels coexisted for the same lettuce class.