The top marketers for each megabrand reveal to 'Fast Company' their winning formula for the snack of your dreams.

The Reese’s Oreo Cup reimagines the classic candy with a sweet twist. The cup features a layer of milk chocolate and a layer of white creme, filled with Reese’s signature peanut butter swirled with Oreo cookie crumbs.

Reese’s and Oreo announce they are collaborating on two new products, the Reese's Oreo Cup and the Oreo Reese’s Cookie, after fans begged them to team up.