A food-thickener (3,6)
I believe the answer is:
gum arabic
(Other definitions for gum arabic that I've seen before include "Exudation used in glues and incense" , "glue" , "Substance exuded by acacia" , "Ingredient of 16 across" .)
I believe the answer is:
gum arabic
(Other definitions for gum arabic that I've seen before include "Exudation used in glues and incense" , "glue" , "Substance exuded by acacia" , "Ingredient of 16 across" .)