You can tell by the serving size on the label. Normal Oreos are 160 calories for three cookies. Double Stuf are 140 calories for two cookies.

Then what could be wrong with making more to love? Introduced in 1984, the Oreo Big Stuf was a humongous cookie, about 10 times the size of a normal Oreo.

A warning has been issued over several Oreo products as they could pose a health risk to people with peanut allergies.