Chia seeds

Economic historians say that chia seeds may have been as important as corn as a food crop in those days.

An excerpt from the article 16 facts about chia seeds

They served as a staple food for Aztec Nahuatl cultures. Jesuit chroniclers ranked chia as the third most important crop in Aztec culture, behind corn and beans and ahead of amaranth.

Sacrifices made to Aztec priests were often in the form of chia seeds.