Cocoa Puffs is a cereal made by General Mills. It is made from puffed grain with chocolate flavor.
The mascot for Cocoa Puffs is Sonny the Cuckoo Bird. His famous slogan is "I'm cuckoo for Cocoa Puffs!"
One notable variation in Cocoa Puffs was called Cocoa Puff Combos, featuring both chocolate and vanilla flavored puffs.