Chocolate cookie with creme filling made by Nabisco
Oreo ( ; stylized in all caps) is an American brand of sandwich cookie consisting of two cocoa biscuits with a sweet fondant filling. Oreos were introduced in 1912 by Nabisco, and the brand has been owned by Mondelez International since its acquisition of Nabisco in 2012. Oreo cookies are available in more than 100 countries. Many varieties of Oreo cookies have been produced, and limited-edition runs have become popular in the 21st century.
https://en.wikipedia.org/wiki/Oreo