The peanut butter and marshmallow fluff sandwich, also known as a fluffernutter, is a lunchbox staple, and also the official state sandwich of Massachusetts. And it's no wonder as to why.

The fluffernutter — the gooey peanut butter and marshmallow cream sandwich that's celebrated annually on October 8 — may be a childhood favorite all over the United States, but it's ...

Fluff has just 60 calories per serving, they say. As a form of protest against Barrios's proposal, state Rep. Kathi-Anne Reinstein (D) suggested naming the Fluffernutter the state's official sandwich.