Post Toasties
/ˌpəʊs(t) ˈtəʊstɪz/(also Post Toastie, Post Toasty) originally and chiefly US
noun
In plural A trademark for: a type of breakfast cereal made from toasted maize, first marketed by Charles William Post. Occasionally in singular: a piece of this cereal.
Origin
Early 20th century; earliest use found in The Washington Post. From the name of Charles William Post, American foods manufacturer, who developed this breakfast cereal + toasties, plural noun from toasty; compare later toastie.