Edible fungus (8)
'edible fungus' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for mushroom that I've seen before include "Snowball; fungus" , "parasol, for instance" , "grow quickly" , "pread quickly" , "increase hugely" .)
(Other definitions for chanterelle that I've seen before include "Edible mushroom" , "morsel" , "Woodland mushroom" .)
'edible fungus' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for truffle that I've seen before include "Sweet - edible fungus growing underground" , "Fungoid delicacy" , "Earthnut" , "Fretful for tasty underground fungus" , "Valued culinary fungus" .)