Tuna fish sandwich
Encyclopedia
A tuna fish sandwich, a tuna salad sandwich, or tuna sandwich, is a type of sandwich
Sandwich
A sandwich is a food item, typically consisting of two or more slices of :bread with one or more fillings between them, or one slice of bread with a topping or toppings, commonly called an open sandwich. Sandwiches are a widely popular type of lunch food, typically taken to work or school, or...

 usually made with tuna salad
Tuna salad
Tuna salad is typically a blend of two main ingredients: tuna and mayonnaise or mayonnaise-substitute. Chopped hard-boiled egg, celery or relish, and onion are ingredients that are often added. Tuna salad is regularly served on top of lettuce, tomato, avocado, or some combination of these...

 and includes ingredients such as 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 celery
Celery
Apium graveolens is a plant species in the family Apiaceae commonly known as celery or celeriac , depending on whether the petioles or roots are eaten: celery refers to the former and celeriac to the latter. Apium graveolens grows to 1 m tall...

. Other common variations include the tuna boat and tuna melt.

The sandwich has been called "the mainstay of almost everyone's [American] childhood" and "the staple of the snatched office lunch for a generation." In the United States, 52% of canned tuna is used for sandwiches.

Ingredients and preparation

A tuna fish sandwich is usually made with canned tuna mixed 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 other ingredients such as chopped celery, hard-boiled egg, pickle, onion, or black olives. Other recipes may use olive oil, salad cream
Salad cream
Salad cream is a creamy, yellow condiment based on an emulsion of about 25-50 percent of oil in water, emulsified by egg yolk and acidified by spirit vinegar, and with other ingredients which may include sugar, mustard, salt, thickener, spices, flavouring and colouring. It was introduced in the...

mustarad, or yogurt instead of mayonnaise.

Variations

A tuna melt
Melt sandwich
A melt sandwich is a type of sandwich consisting of bread, some sort of filling, and a layer of cheese, sometimes grated. The sandwich is then grilled or fried until the cheese is melted...

 has melted cheese on top of the tuna or on a tomato slice and is served on toasted bread. A tuna boat is a tuna sandwich served in a hot dog bun
Hot dog bun
A hot dog bun is a type of soft bun shaped specifically to contain a hot dog. The original purpose of this bun was to make it possible to eat hot dogs without burning ones hands....

.

Nutritional information

Tuna is a relatively high protein
Protein
Proteins 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...

 food and it is very high in Omega-3 fatty acids. A sandwich made from 100 grams of tuna and two slices of toasted white bread has approximately 287 calories, 96 calories of which are from fat. It also has 20g of protein and 27 grams of carbohydrate
Carbohydrate
A carbohydrate is an organic compound with the empirical formula ; that is, consists only of carbon, hydrogen, and oxygen, with a hydrogen:oxygen atom ratio of 2:1 . However, there are exceptions to this. One common example would be deoxyribose, a component of DNA, which has the empirical...

s.

According to the StarKist company,

A larger, commercially-prepared tuna fish sandwich has more calories than noted above, based on its serving size. A 6-inch Subway
Subway (restaurant)
Subway is an American restaurant franchise that primarily sells submarine sandwiches and salads. It is owned and operated by Doctor's Associates, Inc. . Subway is one of the fastest growing franchises in the world with 35,519 restaurants in 98 countries and territories as of October 25th, 2011...

tuna sub of 250 grams has 530 calories, 280 of those from fat, about a gram of sodium, and 22 grams of protein.
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