Brewer's need
'brewer's need' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for yeast that I've seen before include "Fungus able to convert sugar into alcohol" , "Beer froth agent" , "Brewing agent" , "As yet (anag)" , "Brewer" .)
'brewer's need' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for malt that I've seen before include "Germinated and kiln-dried grain used in brewing and distilling" , "Cereal grain for distilling" , "Whisky ingredient" , "Brewing material" , "Dried grain used for brewing and distilling" .)