Walmarts nationwide will carry Mega Stuf Oreo O’s cereal and Chips Ahoy! cereal for a limited time Sabrina Weiss is the Editorial Assistant of PEOPLE's food department. She writes the weekly ...

Post Consumer Brand’s Mega Stuf Oreo O’s and Chips Ahoy cereals have officially returned to store shelves for a limited time.

(CNN) – Oreo’s newest limited-edition cookie is stuffed with itself. The company is calling it The Most Oreo Oreo. The cookie has chocolate wafers stuffed with a cookies and cream filling that is ...

The original Oreo O’s cereal first hit the shelves in the ’90s, but O’s cereal has returned a few times since and is currently also available alongside the Mega Stuf version.

The company is calling it The Most Oreo Oreo. The cookie has chocolate wafers stuffed with a cookies and cream filling that is thicker than the filling in Double Stuf Oreos and Mega Oreos.

The company is calling it The Most Oreo Oreo. The cookie has chocolate wafers stuffed with a cookies and cream filling that is thicker than the filling in Double Stuf Oreos and Mega Oreos.

The company is calling it The Most Oreo Oreo. The cookie has chocolate wafers stuffed with a cookies and cream filling that is thicker than the filling in Double Stuf Oreos and Mega Oreos.

The company is calling it The Most Oreo Oreo. The cookie has chocolate wafers stuffed with a cookies and cream filling that is thicker than the filling in Double Stuf Oreos and Mega Oreos.