siū-ku壽龜

a kind of food made of flour shaped like

a kind of food made of flour shaped like a turtle served on birthdays (usually dyed red externally)

English Wiktionary, “壽龜” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%A3%BD%E9%BE%9C · confidence: Medium (Wiktionary)