The cookies were introduced in 1913 at a small grocery store in Hoboken, New Jersey

NEED TO KNOW

Mallomars have been a seasonal treat since 1913 due to the lack of refrigerated trucks for warmer months

The cookies debuted in a Hoboken, New Jersey grocery store and remain most popular in the Northeast

Mallomars have appeared in pop culture, including Gilmore Girls and When Harry Met Sally

With fall comes the return of a certain long-running chocolate and marshmallow cookie.

Mallomars are officially back after six months, continuing the treats’ century-old tradition of hitting shelves only from September to March.

PEOPLE consulted the brand to…

Read the full article at PEOPLE.COM