Quail mochi - Uzuramochi

…It is loved by the common people as a mochi sweet, and there are also other types such as mame daifuku, which is made by putting boiled peas inside the mochi, and kusa daifuku, which is made by pounding mugwort leaves. From the late Muromachi period, there was a sweet called quail mochi, and when it was baked or branded, it was called uzura-yaki. It was named after the generous amount of salty bean paste and its round, puffy shape, and later it was also called harabuto mochi. …

*Some of the terminology explanations that mention "Uzuramochi" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…庶民的な餅菓子として愛好され，ゆでたエンドウを餅に入れた豆大福，ヨモギの葉をつきこんだ草大福などもつくられている。室町後期から鶉（うずら）餅という菓子があり，これを焼いたり，焼印を押したりしたものを鶉焼と呼んだ。塩味のあんをたっぷり入れ，丸くふくらんだ形にしていたための名で，のちには腹太（はらぶと）餅ともいった。…

※「鶉餅」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報