Then in June 2019, Post introduced Mega Stuf Oreo O's, which added miniature marshmallows to the mix. Its limited time availability ended December 2020 and it hasn't been on store shelves since.

Mega Stuf Oreo O's cereal made by Post features chocolately, crunchy cereal O's (like the original) but adds "creme" in the form of marshmallows. It's crunchy, it's chewy, it's downright addicting.

Oreo is back with a release of it newest treat – Mega Stuf Oreo O's cereal. The twist? Each chocolatey, crunchy bite will now also be stuffed with marshmallows.

The Mega Stuf Oreo O’s cereal combines chocolate “O”s (which have real Oreos in them!) with mini marshmallows. The original Oreo O's do not contain marshmallows.

The Mega Stuff Oreo O’s cereal combines Oreo O’s cereal, which is made with real Oreo cookies, with mini marshmallows. The combination creates the flavors of Mega Stuf Oreos, ...

The Mega Stuf is 2.68 times bigger. Oreo says Double Stuf recipe has twice as much creme. Other foods that don't measure up: Subway's foot-long sandwich is 11 inches. CNN — ...

There’s some exciting news for anyone who likes a little sugar to jump-start the day. Post Consumer Brand’s Mega Stuf Oreo O’s and Chips Ahoy cereals have officially returned to store ...

The brand announced on Monday the return of the Oreo “Most Stuf” cookies, a limited-edition offering which was described as having the “most crème” of any variety — including “Mega ...

For those who want more cream, the Double Stuf (or Mega Stuf or Most Stuf, with four times the cream) is heaven. And for snackers looking for less of both, Oreo Thins reign supreme.

A high school experiment found that Oreo”;s Double Stuf cookies actually contain only 1.86 times the creme filling of an original Oreo cookie.

Try 1.86 times the stuf of a regular Oreo. Mega Stuf? Try again. How about 2.68 times the stuf. “We were very surprised,” Anderson said. And it apparently would be a surprise to the folks at ...