Crossword Clue:

ROUCOU a yellowish red dye also ACHIOTE ANATTA ANNATTO ANNATTA ROUCOU

AnswerCrossword Clue
ANNATTOYellowish red dye
ANATTOYellowish-red dye
ANNATTOYellowish-red dye.
EOSINICContaining a red dye.
ALKANETPlant yielding a red dye
EOSINRed dye used in a biology lab