Tripe comes from the stomach lining of ruminant animals, most commonly cattle. Because cows have a four-chambered stomach, different chambers produce different types of tripe, each with its own texture, appearance, and culinary use. Tripe from sheep, buffalo, and goats is also eaten around the world, though beef tripe is by far the most widely available.
The Four Stomach Chambers
Ruminant animals like cattle digest tough plant material by passing it through four separate stomach compartments: the rumen, reticulum, omasum, and abomasum. Each chamber has a distinct lining texture, and three of the four are commonly sold as tripe.
Blanket tripe comes from the rumen, the largest first chamber. It’s mostly smooth on both sides and is the least commonly used in cooking. Honeycomb tripe comes from the reticulum, the second chamber, and gets its name from the delicate honeycomb-patterned surface. It’s the easiest type to find in stores and is prized for being relatively tender. Book tripe comes from the omasum, the third chamber, and looks like layered pages of a book. It’s harder to source but valued in certain regional cuisines.
The fourth chamber, the abomasum, functions more like a human stomach and isn’t typically sold as tripe. When you see “tripe” at a butcher shop or grocery store with no further label, it’s almost always honeycomb tripe from the reticulum.
Other Animals Used for Tripe
Beef tripe dominates the market, but sheep, buffalo, and goat stomachs are all prepared the same way. Sheep tripe is common in Icelandic cooking, where it’s stuffed with blood, meat, herbs, and spices to make slátur, a traditional sausage similar to blood pudding. Goat tripe appears in West African and Caribbean stews. Water buffalo tripe is widely used across Southeast Asia.
How Raw Tripe Becomes Store-Bought Tripe
The white, relatively odor-free tripe you find at the store has been through extensive processing. In its natural state, tripe is greenish-brown, covered in partially digested material, and has a strong smell. Meatpacking plants transform it through a multi-step cleaning and bleaching process.
First, the stomach is removed from the carcass and its contents are discarded. The stomachs are pre-washed with cold water, then spun in a centrifuge with hot water at roughly 140 to 170°F. After that initial wash, they move to a refining stage where cleaning chemicals break down remaining residue. The tripe is then bleached, typically with hydrogen peroxide, and neutralized to bring the pH to a near-neutral 7 to 8. A final rinse follows before packaging. The entire process produces the pale, clean product sold in stores.
All commercially sold tripe in the United States falls under federal meat inspection. The Federal Meat Inspection Act requires that inspection personnel be present during slaughter and verify that internal organs, including stomach tissue, are fit for human consumption. Processing facilities must maintain written sanitation plans and follow hazard analysis protocols.
Preparing Tripe at Home
Even after commercial processing, tripe retains some residual smell that many cooks want to minimize before cooking. A vinegar soak works well: submerge the tripe in equal parts water and vinegar for at least 30 minutes, then rinse thoroughly under cold running water. Fresh lemon juice rubbed into the surface and left for 15 to 20 minutes is another option. For stubborn odor, a thick paste of baking soda and water applied for 20 to 30 minutes absorbs smells effectively.
After deodorizing, soak the tripe in cold water for one to two hours, changing the water every 30 minutes. This ensures any cleaning residue is gone and softens the tissue before cooking. Tripe needs long, slow simmering to become tender, often two to three hours depending on the type. Honeycomb tripe tends to soften faster than blanket or book tripe.
Tripe in World Cuisines
Tripe appears in traditional dishes across nearly every continent. Mexican menudo is one of the most well-known preparations: a rich, chile-red soup with honeycomb tripe, hominy, and dried peppers, traditionally served on weekends or as a hangover remedy. In the Philippines, kare-kare pairs tripe with oxtail in a thick peanut sauce. Italian trippa alla romana simmers tripe with tomatoes, onions, garlic, and fresh herbs. The Dominican Republic has mondongo, a hearty stew with root vegetables and citrus. Caribbean tripe soup variations appear across the Antilles. In the American South, deep-fried tripe is a longstanding tradition.
Vietnamese pho often includes tripe as one of several meat options alongside brisket and tendon. Indonesian soto babat serves tripe in a fragrant beef broth enriched with coconut milk. Croatian and other Eastern European cuisines have their own versions of slow-cooked tripe soups, often thickened with cream or paprika.
Nutritional Profile
Tripe is a high-protein, low-fat organ meat. A 100-gram serving of cooked beef tripe contains about 10 grams of protein and only 3.4 grams of fat. It provides 26% of the daily value for vitamin B12, which supports nerve function and red blood cell production, and 18% of the daily value for selenium, a mineral involved in immune defense and thyroid health. Compared to muscle meats like steak or ground beef, tripe is significantly leaner while still delivering meaningful amounts of micronutrients.