Bright yellow; spice (7)
'bright yellow spice' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for turmeric that I've seen before include "Condiment that dyes yellow" , "kitchen ingredient" , "Yellow powder used in Indian cookery" , "Yellow spice used in curry" , "It's hot" .)
(Other definitions for saffron that I've seen before include "Flavouring derived from a species of crocus" , "Golden yellow" , "Orange-yellow colour" , "The stigma" , "Flavouring from a kind of crocus" .)