plural of sour cream

The mash resulting from a previous fermentation used as a starter in a new fermentation

A whiskey sour made with egg white.

plural of Boston sour

A form of crude oil which contains more than 0.5% by weight of sulfur.

plural of sour beer

Beer which has an intentionally acidic, tart, or sour taste.

Alternative form of sourbread

plural of sour dough

Alternative form of sourdough