chiyancaca.

Headword: 
chiyancaca.
Principal English Translation: 

an American marzipan-like paste (see Molina) made from chia seeds

Orthographic Variants: 
chiancaca
Alonso de Molina: 

chiancaca. mazapan de la tierra.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 19r. col. 2. Thanks to Joe Campbell for providing the transcription.