noun
salmon jerky; dried salmon; cured salmon
A Hokkaido specialty: salmon fillet that is salted, dried, and often smoked, eaten as a snack or with drinks.
北海道のお土産に鮭とばを買った。
I bought salmon jerky as a souvenir from Hokkaido.
鮭とばはお酒のおつまみにぴったりだ。
Salmon jerky goes perfectly with alcohol as a snack.
The word とば is said to derive from the Ainu word 'tupa' or 'toba', meaning 'dried salmon'. The kanji 冬葉 is ateji and not etymologically related.