にしんそばだったら
鰊蕎麦だったら
nishinsobadattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of にしんそば

1. If it were smelt and buckwheat noodles…; If [it] had been smelt and buckwheat noodles…

Tara Conditional
Usually Written in Kana