Pachyrhizus erosus, commonly known as
Jícama (icon; ˈxikama; from
NahuatlNahuatl is thought to mean "a good, clear sound" This language name has several spellings, among them náhuatl , Naoatl, Nauatl, Nahuatl, Nawatl. In a back formation from the name of the language, the ethnic group of Nahuatl speakers are called Nahua...
xicamatl, ʃiˈkamatɬ),
Yam, and
Mexican TurnipThe turnip or white turnip is a root vegetable commonly grown in temperate climates worldwide for its white, bulbous taproot. Small, tender varieties are grown for human consumption, while larger varieties are grown as feed for livestock...
, is the name of a native Mexican
vineA vine in the narrowest sense is the grapevine , but more generally it can refer to any plant with a growth habit of trailing or scandent, that is to say climbing, stems or runners...
, although the name most commonly refers to the plant's edible tuberous root. Jícama is one species in the genus
PachyrhizusPachyrhizus is a small genus of five or six species of tropical and subtropical plants growing from large, often edible taproots.- Jícama :...
. Plants in this genus are commonly referred to as
yam bean, although the term "yam bean" can be another name for jícama. The other major species of yam beans are also indigenous within the
AmericasThe Americas, or America , are lands in the Western hemisphere, also known as the New World. In English, the plural form the Americas is often used to refer to the landmasses of North America and South America with their associated islands and regions, while the singular form America is primarily...
.
Botany
The jícama vine can reach a height of 4-5 metres given suitable support. Its root can attain lengths of up to 2 m and weigh up to 20
kilogramThe kilogram or kilogramme , also known as the kilo, is the base unit of mass in the International System of Units and is defined as being equal to the mass of the International Prototype Kilogram , which is almost exactly equal to the mass of one liter of water...
s. The heaviest jícama root ever recorded is believed to be a specimen found in the
PhilippinesThe Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...
(known as 'Singkamas') in 2010, which weighed about 23
kilogramThe kilogram or kilogramme , also known as the kilo, is the base unit of mass in the International System of Units and is defined as being equal to the mass of the International Prototype Kilogram , which is almost exactly equal to the mass of one liter of water...
s.
The root's exterior is
yellowYellow is the color evoked by light that stimulates both the L and M cone cells of the retina about equally, with no significant stimulation of the S cone cells. Light with a wavelength of 570–590 nm is yellow, as is light with a suitable mixture of red and green...
and
paperPaper is a thin material mainly used for writing upon, printing upon, drawing or for packaging. It is produced by pressing together moist fibers, typically cellulose pulp derived from wood, rags or grasses, and drying them into flexible sheets....
y, while its inside is
creamyCream is the colour of the cream produced by cattle grazing on natural pasture with plants rich in yellow carotenoid pigments, some of which are incorporated into the cream, to give a yellow tone to white. Cream is the pastel colour of yellow, much like as pink is to red. Cream is used as a skin...
whiteWhite is a color, the perception of which is evoked by light that stimulates all three types of color sensitive cone cells in the human eye in nearly equal amounts and with high brightness compared to the surroundings. A white visual stimulation will be void of hue and grayness.White light can be...
with a crisp texture that resembles raw
potatoThe potato is a starchy, tuberous crop from the perennial Solanum tuberosum of the Solanaceae family . The word potato may refer to the plant itself as well as the edible tuber. In the region of the Andes, there are some other closely related cultivated potato species...
or
pearThe pear is any of several tree species of genus Pyrus and also the name of the pomaceous fruit of these trees. Several species of pear are valued by humans for their edible fruit, but the fruit of other species is small, hard, and astringent....
. The flavor is sweet and starchy, reminiscent of some
appleThe apple is the pomaceous fruit of the apple tree, species Malus domestica in the rose family . It is one of the most widely cultivated tree fruits, and the most widely known of the many members of genus Malus that are used by humans. Apple grow on small, deciduous trees that blossom in the spring...
s or raw green beans, and it is usually eaten raw, sometimes with
saltIn chemistry, salts are ionic compounds that result from the neutralization reaction of an acid and a base. They are composed of cations and anions so that the product is electrically neutral...
,
lemonThe lemon is both a small evergreen tree native to Asia, and the tree's ellipsoidal yellow fruit. The fruit is used for culinary and non-culinary purposes throughout the world – primarily for its juice, though the pulp and rind are also used, mainly in cooking and baking...
, or
limeLime is a term referring to a number of different citrus fruits, both species and hybrids, which are typically round, green to yellow in color, 3–6 cm in diameter, and containing sour and acidic pulp. Limes are a good source of vitamin C. Limes are often used to accent the flavors of foods and...
juice and chili powder. It is also cooked in
soupSoup is a generally warm food that is made by combining ingredients such as meat and vegetables with stock, juice, water, or another liquid. Hot soups are additionally characterized by boiling solid ingredients in liquids in a pot until the flavors are extracted, forming a broth.Traditionally,...
s and
stir-friedStir frying is an umbrella term used to describe two Chinese cooking techniques for preparing food in a wok: chǎo and bào . The term stir-fry was introduced into the English language by Buwei Yang Chao, in her book How to Cook and Eat in Chinese, to describe the chǎo technique...
dishes.
In cooking
Jícama is often paired with chili powder, cilantro,
gingerGinger is the rhizome of the plant Zingiber officinale, consumed as a delicacy, medicine, or spice. It lends its name to its genus and family . Other notable members of this plant family are turmeric, cardamom, and galangal....
,
lemonThe lemon is both a small evergreen tree native to Asia, and the tree's ellipsoidal yellow fruit. The fruit is used for culinary and non-culinary purposes throughout the world – primarily for its juice, though the pulp and rind are also used, mainly in cooking and baking...
,
limeLime is a term referring to a number of different citrus fruits, both species and hybrids, which are typically round, green to yellow in color, 3–6 cm in diameter, and containing sour and acidic pulp. Limes are a good source of vitamin C. Limes are often used to accent the flavors of foods and...
,
orangesAn orange—specifically, the sweet orange—is the citrus Citrus × sinensis and its fruit. It is the most commonly grown tree fruit in the world....
,
red onionRed onions, sometimes called purple onions, are cultivars of the onion with purplish red skin and white flesh tinged with red.These onions tend to be medium to large in size and have a mild to sweet flavor. They are often consumed raw, grilled or lightly cooked with other foods, or added as color...
,
salsaSalsa may refer to any type of sauce. In American English, it usually refers to the spicy, often tomato based, hot sauces typical of Mexican and Central American cuisine, particularly those used as dips. In British English, the word typically refers to salsa cruda, which is common in Mexican ,...
,
sesame oilSesame oil is an edible vegetable oil derived from sesame seeds. Besides being used as a cooking oil in South India, it is often used as a flavor enhancer in Chinese, Japanese, Korean, and to a lesser extent Southeast Asian cuisine.The oil from the nutrient rich seed is popular in alternative...
, grilled fish and
soy sauceSoy sauce is a condiment produced by fermenting soybeans with Aspergillus oryzae or Aspergillus sojae molds, along with water and salt...
. It can be cut into thin wedges and dipped in
salsaSalsa may refer to any type of sauce. In American English, it usually refers to the spicy, often tomato based, hot sauces typical of Mexican and Central American cuisine, particularly those used as dips. In British English, the word typically refers to salsa cruda, which is common in Mexican ,...
. In
MexicoThe United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...
, it is popular in salads, fresh fruit combos, fruit bars, soups, and other cooked dishes. In contrast to the root, the remainder of the jícama plant is very
poisonIn the context of biology, poisons are substances that can cause disturbances to organisms, usually by chemical reaction or other activity on the molecular scale, when a sufficient quantity is absorbed by an organism....
ous; the seeds contain the toxin
rotenoneRotenone is an odorless chemical that is used as a broad-spectrum insecticide, piscicide, and pesticide. It occurs naturally in the roots and stems of several plants such as the jicama vine plant...
, which is used to poison
insectInsects are a class of living creatures within the arthropods that have a chitinous exoskeleton, a three-part body , three pairs of jointed legs, compound eyes, and two antennae...
s and
fishFish are a paraphyletic group of organisms that consist of all gill-bearing aquatic vertebrate animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish, as well as various extinct related groups...
.
Spread to Asia
Spaniards spread cultivation of jícama from
MexicoThe United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...
to
PhilippinesThe Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...
, from there it went to
IndonesiaIndonesia , officially the Republic of Indonesia , is a country in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 13,000 islands. It has 33 provinces with over 238 million people, and is the world's fourth most populous country. Indonesia is a republic, with an...
first and then to
ChinaChinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...
and
Southeast AsiaSoutheast Asia, South-East Asia, South East Asia or Southeastern Asia is a subregion of Asia, consisting of the countries that are geographically south of China, east of India, west of New Guinea and north of Australia. The region lies on the intersection of geological plates, with heavy seismic...
, where notable uses of raw jícama include
popiahPopiah is a Fujian/Chaozhou-style fresh spring roll common in Taiwan, Singapore, and Malaysia. Popiah is often eaten in the Fujian province of China and its neighbouring Chaoshan on the Qingming Festival. In the Teochew dialect, popiah is pronounced as "Bo-BEE-a", which means "thin wafer"...
, fresh "lumpia" in the Philippines and
saladSalad is any of a wide variety of dishes, including vegetable salads; salads of pasta, legumes, eggs, or grains; mixed salads incorporating meat, poultry, or seafood; and fruit salads. They may include a mixture of cold and hot, often including raw vegetables or fruits.Green salads include leaf...
s such as
yushengYusheng, yee sang or yuu sahng , or Prosperity Toss, also known as lo hei is a Teochew-style raw fish salad. It usually consists of strips of raw fish , mixed with shredded vegetables and a variety of sauces and condiments, among other ingredients...
and
rojakRojak or Rujak is a traditional fruit and vegetable salad dish commonly found in Indonesia, Malaysia and Singapore...
.
Jícama has become popular in pie Vietnamese food, where it is called
cây củ đậu (in northern Vietnam) or
củ sắn or
sắn nước (in southern Vietnam). It is known by its Chinese name
bang kuan to the ethnic Chinese in Southeast Asia. In Mandarin Chinese, it is known as
dòushǔ(豆薯). In the
PhilippinesThe Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...
, jícama is known locally as
singkamas and usually eaten with "bagoong" or shrimp paste. The Thai name is มันแกว ("man kaeo"). In Bengali, it is known as
Shankhalu. In Hindi it is known as Mishrikand (मिश्रीकंद). In Telugu it is known as 'Kandha'. It is eaten during fast (उपवास) in Bihar (India). In Myanmar it is known as စိမ်းစားဥ. In Malay it is known by the name
Ubi Sengkuang.
In Laos, it is called
man pao. Here it is a lot smaller and tastes a little sweeter than the Mexican type. It is used as a snack by peeling off the outer layer of the skin, then cutting into bite sizes for eating like eating an apple or a pear.
In
IndonesiaIndonesia , officially the Republic of Indonesia , is a country in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 13,000 islands. It has 33 provinces with over 238 million people, and is the world's fourth most populous country. Indonesia is a republic, with an...
, Jícama is known as
bengkuang. This root crop is only known by people in Sumatra and Java. Mostly they eat it at fresh fruit bars or mix it in the rujak (a kind of spicy fruit salad).
PadangPadang is the capital and largest city of West Sumatra, Indonesia. It is located on the western coast of Sumatra at . It has an area of and a population of over 833,000 people at the 2010 Census.-History:...
city in West Sumatra is called "the city of bengkuang". Local people might have thought that this jícama is the "indigenous crop" of Padang. The crop has been grown everywhere in this city and it has become a part of their culture.
Nutrition
Jícama is high in carbohydrates in the form of dietary fiber. It is composed of 86-90% water; it contains only trace amounts of
proteinProteins are biochemical compounds consisting of one or more polypeptides typically folded into a globular or fibrous form, facilitating a biological function. A polypeptide is a single linear polymer chain of amino acids bonded together by peptide bonds between the carboxyl and amino groups of...
and
lipidLipids constitute a broad group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins , monoglycerides, diglycerides, triglycerides, phospholipids, and others...
s. Its sweet flavor comes from the
oligofructoseFructooligosaccharides also sometimes called oligofructose or oligofructan, are oligosaccharide fructans, used as an alternative sweetener. FOS exhibits sweetness levels between 30 and 50 percent of sugar in commercially-prepared syrups...
inulinInulins are a group of naturally occurring polysaccharides produced by many types of plants. They belong to a class of fibers known as fructans. Inulin is used by some plants as a means of storing energy and is typically found in roots or rhizomes...
(also called fructo-oligosaccharide) which is a
prebioticPrebiotics are non-digestible food ingredients that stimulate the growth and/or activity of bacteria in the digestive system in ways claimed to be beneficial to health. They were first identified and named by Marcel Roberfroid in 1995. As a functional food component, prebiotics, like probiotics,...
. Jicama is high in vitamins C, A and B, along with calcium and phosphorus.
Storage
Jícama should be stored dry, between 12°C and 16°C (53°F and 60°F). Colder temperatures will damage the root; do not refrigerate. A fresh root stored at an appropriate temperature will keep for a month or two.
External links