Linked from
The 13 pages that link to Turmeric, each with the reason it gives.
Food coloringRelated: Its yellow pigment also serves as a food colorant.
MustardRelated: It supplies much of the bright yellow color in American-style mustard.
GingerRelated: Turmeric is a close botanical relative and another prized rhizome spice.
DalRelated: Turmeric commonly colors and flavors dal as it simmers.
RendangRelated: It adds earthy flavor and color to many rendang spice pastes.
PakoraRelated: It adds color and earthy flavor to many pakora batters.