Sounds a little like a Moon Pie sold down here in the south.
Two yuge graham cracker rounds with marshmallow in the middle and dipped in chocolate.
https://www.yahoo.com/food/the-history-of-moon-pies-100270330661.html
down south ???
Moon pies and Coca Cola both come from Chattanooga...
:)
LOL....I know what Moon Pies are; Cracker Barrel has them. They are NOT Mallomars, which I prefer. :-)