| Answer | Crossword Clue |
|---|---|
| CACAO | Seed used as Aztec currency |
| CACAO | Bean used as pre-Columbian currency |
| COWRIE | Shell used as South Pacific currency |
| SALT | Commodity used as a currency in ancient Rome |
| BLACKTEA | Food item once used as currency in Mongolia |
| CACAOS | Their beans were used as currency by the Aztecs |
