Translation guide
A light, airy, honeycomb-like candy made by combining sugar, corn syrup, and baking soda. Known by various names in English, but the Japanese term is relatively fixed.
sponge toffee
Referring to the confectionery item sponge toffee (also known as honeycomb toffee, cinder toffee, etc.)
The standard Japanese term for this candy. It is a traditional Japanese sweet similar to sponge toffee, made with sugar and baking soda.
Sponge toffee is a light and crispy candy.
I bought sponge toffee at the festival.
A direct loanword from English, sometimes used in modern contexts or by enthusiasts, but less common than カルメ焼き.
This sponge toffee is homemade.