A beef tenderloin (US English), known as an eye fillet in

Australasia Australasia is a region that comprises Australia, New Zealand and some neighbouring islands in the Pacific Ocean. The term is used in a number of different contexts, including geopolitically, physiogeographically, philologically, and ecologic ...

, filet in

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

, filé mignon in

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

, and fillet in the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and ...

and

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring coun ...

, is

cut Cut may refer to: Common uses * The act of cutting, the separation of an object into two through acutely-directed force ** A type of wound ** Cut (archaeology), a hole dug in the past ** Cut (clothing), the style or shape of a garment ** Cut (ea ...

from the

loin The loins, or lumbus, are the sides between the lower ribs and pelvis, and the lower part of the back. The term is used to describe the anatomy of humans and quadrupeds, such as horses, pigs, or cattle. The anatomical reference also applies to pa ...

beef Beef is the culinary name for meat from cattle (''Bos taurus''). In prehistoric times, humankind hunted aurochs and later domesticated them. Since that time, numerous breeds of cattle have been bred specifically for the quality or quantit ...

Description

As with all

quadruped Quadrupedalism is a form of locomotion where four limbs are used to bear weight and move around. An animal or machine that usually maintains a four-legged posture and moves using all four limbs is said to be a quadruped (from Latin ''quattuor' ...

s, the tenderloin refers to the

psoas major The psoas major ( or ; from grc, ψόᾱ, psóā, muscles of the loins) is a long fusiform muscle located in the lateral lumbar region between the vertebral column and the brim of the lesser pelvis. It joins the iliacus muscle to form the ilio ...

muscle Skeletal muscles (commonly referred to as muscles) are organs of the vertebrate muscular system and typically are attached by tendons to bones of a skeleton. The muscle cells of skeletal muscles are much longer than in the other types of mus ...

ventral to the transverse processes of the

lumbar vertebrae The lumbar vertebrae are, in human anatomy, the five vertebrae between the rib cage and the pelvis. They are the largest segments of the vertebral column and are characterized by the absence of the foramen transversarium within the transverse p ...

, near the

kidney The kidneys are two reddish-brown bean-shaped organs found in vertebrates. They are located on the left and right in the retroperitoneal space, and in adult humans are about in length. They receive blood from the paired renal arteries; blo ...

s. The tenderloin is an oblong shape spanning two primal cuts: the

short loin Short loin is the American name for a cut of beef that comes from the back of the cattle. It contains part of the spine and includes the top loin and the tenderloin. This cut yields types of steak including porterhouse, strip steak (Kansas Cit ...

(called the

sirloin In American butchery, the sirloin steak (called the ''rump steak'' in British butchery) is cut from the sirloin, the subprimal posterior to the short loin where the T-bone, porterhouse, and club steaks are cut. The sirloin is actually di ...

Commonwealth A commonwealth is a traditional English term for a political community founded for the common good. Historically, it has been synonymous with "republic". The noun "commonwealth", meaning "public welfare, general good or advantage", dates from the ...

countries) and the sirloin (called the rump in Commonwealth countries). The tenderloin sits beneath the ribs, next to the backbone. It has two ends: the butt and the "tail". The smaller, pointed end—the "tail"—starts a little past the ribs, growing in thickness until it ends in the "sirloin"

primal cut A primal cut or cut of meat is a piece of meat initially separated from the carcass of an animal during butchering. Examples of primals include the round, loin, rib, and chuck for beef or the ham, loin, Boston butt, and picnic for pork. Differen ...

, which is closer to the butt of the cow. This muscle does very little work, so it is the tenderest part of the beef.

Processing and preparation

Whole tenderloins are sold as either "unpeeled" (meaning the fat and

silver skin A fascia (; plural fasciae or fascias; adjective fascial; from Latin: "band") is a band or sheet of connective tissue, primarily collagen, beneath the skin that attaches to, stabilizes, encloses, and separates muscles and other internal organ ...

remain), "peeled" (meaning that the fat is removed, but silver skin remains), or as PSMOs ("pismos"), which is short for peeled, silver skin removed, and side muscle (the "chain") left on. While the most expensive option pound-for-pound, PSMOs offer considerable savings over other tenderloin options as they require little handling by the chef, since the fat and trimmings have already been removed. Since it is the most tender part of the animal, beef dishes requiring exceptionally tender meat, such as

steak tartare Steak tartare or tartar steak is a dish of raw ground (minced) beef. It is usually served with onions, capers, mushrooms, pepper, Worcestershire sauce, and other seasonings, often presented separately, to be added to taste. It is often ser ...

, are ideally made from the tenderloin.

Cuts

The three main "cuts" of the tenderloin are the butt, the center cut, and the tail. The butt end is usually suitable for

carpaccio Carpaccio (, , ) is a dish of meat or fish (such as beef, veal, venison, salmon or tuna), thinly sliced or pounded thin, and served raw, typically as an appetizer. It was invented in 1963 by Giuseppe Cipriani from Harry's Bar in Venice, Ital ...

, as the eye can be quite large; cutting a whole tenderloin into steaks of equal weight will yield proportionally very thin steaks from the butt end. The center cut is suitable for portion-controlled steaks, as the diameter of the eye remains relatively consistent. The center cut can yield the traditional

filet mignon Filet mignon (; ; ) is a cut of meat taken from the smaller end of the tenderloin, or psoas major of a cow. In French, it mostly refers to cuts of pork tenderloin. The tenderloin runs along both sides of the spine, and is usually butchered as ...

or tenderloin steak, as well as the Chateaubriand Steak and

Beef Wellington Beef Wellington is a steak dish of English origin, made out of fillet steak coated with pâté (often pâté de foie gras) and duxelles, wrapped in puff pastry, then baked. Some recipes include wrapping the coated meat in a crêpe or pa ...

. The tail, which is generally unsuitable for steaks due to size inconsistency, can be used in recipes where small pieces of a tender cut are called for, such as

Beef Stroganoff Beef Stroganoff or Beef Stroganov (, ; russian: бефстро́ганов, befstróganov, ) is an originally Russian dish of sautéed pieces of beef served in a sauce of mustard and smetana (sour cream). From its origins in mid-19th-century R ...

References

{{Beef Tenderloin