kanoko mochi; mochi with red bean paste
A type of wagashi: soft mochi filled with sweet red bean paste (anko). The name comes from its resemblance to the spots of a fawn (kanoko).
I was served kanoko mochi with my tea.
The kanoko mochi from this Japanese confectionery shop has plenty of smooth red bean paste inside.
Sweet red bean paste, the filling used in 鹿の子餅.
From 鹿の子 (kanoko, 'fawn') + 餅 (mochi), referring to the mochi's appearance resembling the spotted pattern of a young deer.