Book tripe (omasum)
Book tripe (omasum) is called Folhoso in Brazil; Librillo in Argentina, Uruguay and Colombia; and Libro in Mexico.
Third stomach, with thin leaf-like folds like the pages of a book. Cattle have four stomach chambers, and each one becomes a different kind of tripe.
Some names on this page are still being checked against published sources.
Book tripe (omasum) around the world
| Where | What butchers call it |
|---|---|
| United States | LibrilloMexican markets. Regional names: Northeast: often not cut separately; Midwest: often not cut separately; West Coast: Book tripe. |
| Mexico | Libro |
| Central America | No common local name recorded |
| Colombia | Librillo |
| Venezuela | No common local name recorded |
| Brazil | Folhoso |
| Argentina | Librillo |
| Uruguay | Librillo |
| Chile | No common local name recorded |
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