also: さわーどー
Refers to the fermented dough or bread made with a natural starter. Often used in baking contexts; see also サワー種 for the starter culture.
See also: サワー種
The sourdough at this bakery has a nice tangy flavor and is delicious.
To make sourdough, you first need to cultivate a sourdough starter.
Variant spelling with the final vowel lengthened; less common but still encountered.
Loanword from English 'sourdough'.