Deviled eggs or eggs mimosa are hard-boiled eggs

Egg (food)

Eggs are laid by females of many different species, including birds, reptiles, amphibians, and fish, and have probably been eaten by mankind for millennia. Bird and reptile eggs consist of a protective eggshell, albumen , and vitellus , contained within various thin membranes...

 cut in half and filled with the hard-boiled egg's yolk mixed usually with mayonnaise

Mayonnaise

Mayonnaise, , often abbreviated as mayo, is a sauce. It is a stable emulsion of oil, egg yolk and either vinegar or lemon juice, with many options for embellishment with other herbs and spices. Lecithin in the egg yolk is the emulsifier. Mayonnaise varies in color but is often white, cream, or pale...

 and mustard

Mustard (condiment)

Mustard is a condiment made from the seeds of a mustard plant...

. Deviled eggs are usually served cold. They are served as a side dish

Side dish

A side dish, sometimes referred to as a side order or simply a side, is a food item that accompanies the entrée or main course at a meal.-Common types:...

, appetizer or a main course, and are a common holiday or party food.

In different countries

The deviled egg originated in ancient Rome

Ancient Rome

Ancient Rome was a thriving civilization that grew on the Italian Peninsula as early as the 8th century BC. Located along the Mediterranean Sea and centered on the city of Rome, it expanded to one of the largest empires in the ancient world....

 according to the show The Secret Life Of...

The Secret Life Of... (television program)

The Secret Life of... is a television show on the Food Network hosted by George Duran.The "..." refers to the food item or style of food which is featured during the 30 minute program. Included in the lineup are: cookies, steak, comfort foods, coffee, tailgating and popcorn. The show combines...

. It is still popular across the continent of Europe

Europe

Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

. In France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 it is called œuf mimosa; in Hungary

Hungary

Hungary , officially the Republic of Hungary , is a landlocked country in Central Europe. It is situated in the Carpathian Basin and is bordered by Slovakia to the north, Ukraine and Romania to the east, Serbia and Croatia to the south, Slovenia to the southwest and Austria to the west. The...

, töltött tojás or kaszinó tojás; in Romania

Romania

Romania is a country located at the crossroads of Central and Southeastern Europe, on the Lower Danube, within and outside the Carpathian arch, bordering on the Black Sea...

, ouă umplute, in the Netherlands

Netherlands

The Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...

 gevuld ei ("stuffed egg"). In Belgium

Belgium

Belgium , officially the Kingdom of Belgium, is a federal state in Western Europe. It is a founding member of the European Union and hosts the EU's headquarters, and those of several other major international organisations such as NATO.Belgium is also a member of, or affiliated to, many...

, the Netherlands

Netherlands

The Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...

 and Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 sometimes a variation is served known as "Russian eggs", where the eggs are filled with caviar and served in rémoulade

Remoulade

Remoulade or rémoulade, invented in France, is a popular condiment in many countries. Very much like the tartar sauce of some English-speaking cultures, remoulade is often aioli- or mayonnaise-based. Although similar to tartar sauce, it is often more yellowish , often flavored with curry, and...

 sauce. The title "Russian eggs" comes from the presence of the caviar.
Deviled eggs are a common dish in the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. In the Midwestern and Southern U.S.

Southern United States

The Southern United States—commonly referred to as the American South, Dixie, or simply the South—constitutes a large distinctive area in the southeastern and south-central United States...

, they are commonly served as hors d'oeuvres before a full meal is served, often during the summer months. Deviled eggs are so popular in the United States that special carrying trays are sold for them. Prepared and packaged deviled eggs are now available in some U.S. supermarket

Supermarket

A supermarket, a form of grocery store, is a self-service store offering a wide variety of food and household merchandise, organized into departments...

s.

Preparation

Cool hard-boiled

Boiled eggs

Boiled eggs are eggs cooked by immersion in boiling water with their shells unbroken. Hard-boiled eggs are either boiled long enough for the egg white and then the egg yolk to...

 eggs are peeled and sliced lengthwise, and the yolks are removed. The yolks are mashed and mixed with a variety of other ingredients, most often mayonnaise

Mayonnaise

Mayonnaise, , often abbreviated as mayo, is a sauce. It is a stable emulsion of oil, egg yolk and either vinegar or lemon juice, with many options for embellishment with other herbs and spices. Lecithin in the egg yolk is the emulsifier. Mayonnaise varies in color but is often white, cream, or pale...

 and mustard

Mustard (condiment)

Mustard is a condiment made from the seeds of a mustard plant...

. Tartar sauce

Tartar sauce

Tartare sauce is a creamy white sauce frequently used to season fried seafood dishes.-Composition:...

 or Worcestershire sauce

Worcestershire sauce

Worcestershire sauce , or Worcester sauce is a fermented liquid condiment; primarily used to flavour meat or fish dishes.First made at 60 Broad Street, Worcester, England, by two dispensing chemists, John Wheeley Lea and William Henry Perrins, the Lea & Perrins brand was commercialised in 1837 and...

 are also frequently used. Other common flavorings include: diced pickle

Pickled cucumber

A pickled cucumber is a cucumber that has been pickled in a brine, vinegar, or other solution and left to ferment for a period of time, by either immersing the cucumbers in an acidic solution or through souring by lacto-fermentation.-Gherkin:A gherkin is not only...

 or pickle relish

Relish

A relish is a cooked, pickled, or chopped vegetable or fruit food item which is typically used as a condiment.In North America, relish commonly alludes to sweet pickle relish-like sauce that often condiments hot dogs, hamburgers and other types of fast food.-Description and ingredients:The item...

, salt

Edible salt

Salt, also known as table salt, or rock salt, is a mineral that is composed primarily of sodium chloride , a chemical compound belonging to the larger class of ionic salts. It is essential for animal life in small quantities, but is harmful to animals and plants in excess...

, ground black pepper

Black pepper

Black pepper is a flowering vine in the family Piperaceae, cultivated for its fruit, which is usually dried and used as a spice and seasoning. The fruit, known as a peppercorn when dried, is approximately in diameter, dark red when fully mature, and, like all drupes, contains a single seed...

, powdered cayenne pepper

Cayenne pepper

The cayenne pepper—also known as the Guinea spice,cow-horn pepper, aleva, bird pepper,or, especially in its powdered form, red pepper—is a red, hot chili pepper used to flavor dishes and for medicinal purposes. Named for the city of Cayenne in French Guiana, it is a cultivar of Capsicum annuum...

 or chipotle

Chipotle

A chipotle , or chilpotle, which comes from the Nahuatl word chilpoktli meaning "smoked chili pepper" is a smoke-dried jalapeño that tends to be brown and shriveled. It is a chili used primarily in Mexican and Mexican-inspired cuisines, such as Mexican-American and Tex-Mex.Varieties of jalapeño...

 chilis, vinegar

Vinegar

Vinegar is a liquid substance consisting mainly of acetic acid and water, the acetic acid being produced through the fermentation of ethanol by acetic acid bacteria. Commercial vinegar is produced either by fast or slow fermentation processes. Slow methods generally are used with traditional...

, green olive

Olive

The olive , Olea europaea), is a species of a small tree in the family Oleaceae, native to the coastal areas of the eastern Mediterranean Basin as well as northern Iran at the south end of the Caspian Sea.Its fruit, also called the olive, is of major agricultural importance in the...

s, pimento

Pimento

A pimento or cherry pepper is a variety of large, red, heart-shaped chili pepper that measures 3 to 4 inches long and 2 to 3 inches wide . The flesh of the pimento is sweet, succulent and more aromatic than that of the red bell pepper...

s, poppyseed, thyme

Thyme

Thyme is a culinary and medicinal herb of the genus Thymus.-History:Ancient Egyptians used thyme for embalming. The ancient Greeks used it in their baths and burnt it as incense in their temples, believing it was a source of courage...

, cilantro, and minced onion

Onion

The onion , also known as the bulb onion, common onion and garden onion, is the most widely cultivated species of the genus Allium. The genus Allium also contains a number of other species variously referred to as onions and cultivated for food, such as the Japanese bunching onion The onion...

.
The yolk mixture is then scooped with a spoon or knife or piped into each egg "cup". Paprika

Paprika

Paprika is a spice made from the grinding of dried fruits of Capsicum annuum . In many European languages, the word paprika refers to bell peppers themselves. The seasoning is used in many cuisines to add color and flavor to dishes. Paprika can range from mild to hot...

 may be sprinkled on top as a garnish.

In French cuisine

French cuisine

French cuisine is a style of food preparation originating from France that has developed from centuries of social change. In the Middle Ages, Guillaume Tirel , a court chef, authored Le Viandier, one of the earliest recipe collections of Medieval France...

, the other ingredients are most likely to be pepper and parsley.
In the Hungarian cuisine the yolks are mashed and mixed with white bread soaked in milk, mustard and parsley, often served as an appetizer in mayonnaise or as a main course baked in the oven with Hungarian sour cream topping and served with French fries.
Other common flavorings of the yolks in the German cuisine

German cuisine

German cuisine is a style of cooking derived from the nation of Germany. It has evolved as a national cuisine through centuries of social and political change with variations from region to region. The southern regions of Germany, including Bavaria and neighbouring Swabia, share many dishes....

 are anchovy and caper.

Flavorings

The term "deviled" dates back to the 19th century, referring to the use of particularly piquant spices in cooking. Contemporary versions of deviled eggs tend to include a wider range of seasonings and added foods, such as garlic

Garlic

Allium sativum, commonly known as garlic, is a species in the onion genus, Allium. Its close relatives include the onion, shallot, leek, chive, and rakkyo. Dating back over 6,000 years, garlic is native to central Asia, and has long been a staple in the Mediterranean region, as well as a frequent...

, horseradish

Horseradish

Horseradish is a perennial plant of the Brassicaceae family, which also includes mustard, wasabi, broccoli, and cabbages. The plant is probably native to south eastern Europe and the Arab World , but is popular around the world today...

, wasabi

Wasabi

, also known as Japanese horseradish, is a member of the Brassicaceae family, which includes cabbages, horseradish, and mustard. Its root is used as a condiment and has an extremely strong flavor. Its hotness is more akin to that of a hot mustard rather than the capsaicin in a chili pepper,...

, cheese

Cheese

Cheese is a generic term for a diverse group of milk-based food products. Cheese is produced throughout the world in wide-ranging flavors, textures, and forms....

, chutney

Chutney

Chutney is a a condiment used in South Asian cuisine that usually contains a spice and vegetable mix.Chutneys are wet or dry, having a coarse to fine texture. The Anglo-Indian loan word refers to fresh and pickled preparations indiscriminately, with preserves often sweetened. At least several...

, capers, salsa

Salsa (sauce)

Salsa 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 ,...

, hot sauce

Hot sauce

Hot sauce, chili sauce or pepper sauce refers to any spicy sauce made from chili peppers and other ingredients.-Ingredients:There are many recipes for hot sauces - the common ingredient being any kind of peppers. A group of chemicals called capsaicinoids are responsible for the heat in chili peppers...

, ham

Ham

Ham is a cut of meat from the thigh of the hind leg of certain animals, especiallypigs. Nearly all hams sold today are fully cooked or cured.-Etymology:...

, mushrooms, spinach

Spinach

Spinach is an edible flowering plant in the family of Amaranthaceae. It is native to central and southwestern Asia. It is an annual plant , which grows to a height of up to 30 cm. Spinach may survive over winter in temperate regions...

, sour cream

Sour cream

Sour cream is a dairy product rich in fats obtained by fermenting a regular cream by certain kinds of lactic acid bacteria. The bacterial culture, which is introduced either deliberately or naturally, sours and thickens the cream. Its name stems from the production of lactic acid by bacterial...

, caviar

Caviar

Caviar, sometimes called black caviar, is a luxury delicacy, consisting of processed, salted, non-fertilized sturgeon roe. The roe can be "fresh" or pasteurized, the latter having much less culinary and economic value....

, smoked salmon

Smoked salmon

Smoked salmon is a preparation of salmon, typically a fillet that has been cured and then hot or cold smoked. Due to its moderately high price, smoked salmon is considered a delicacy.-Presentation:...

 or other seafood

Seafood

Seafood is any form of marine life regarded as food by humans. Seafoods include fish, molluscs , crustaceans , echinoderms . Edible sea plants, such as some seaweeds and microalgae, are also seafood, and are widely eaten around the world, especially in Asia...

, and sardines and may not therefore always be piquant.

Name

The term "deviled", in reference to food, was in use in the 18th century, with the first known print reference appearing in 1786. In the 19th century, it came to be used most often with spicy or zesty food, including eggs prepared with mustard, pepper or other ingredients stuffed in the yolk cavity.

In some parts of the Southern and Midwestern United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, the terms "salad eggs" or "dressed eggs" are used, particularly when the dish is served in connection with a church function - presumably to avoid dignifying the word "deviled".