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Pickled cucumber

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A pickled cucumber is a small or miniature cucumber preserved in a liquid solution. In the United States and Canada, these are commonly called pickles. In Britain, Ireland, South Africa, Australia, and New Zealand, they are known as gherkins.

Pickled cucumber
Pickled cucumber

This preservation process involves immersing the vegetable in brine, vinegar, or another acidic solution. The goal is to allow for fermentation or to use acidity to prevent spoilage. Pickles are highly valued globally for their unique flavors and long shelf life. They serve as snacks, condiments, or essential ingredients in many cultural dishes.

There are two primary mechanisms used to create pickled cucumbers. The first is lacto-fermentation, which uses a natural brine to create a sour taste. This process relies on Lactobacillus bacteria that live naturally on the cucumber skin. To start, small cucumbers are placed in glass, ceramic, or wooden vessels with spices like garlic, dill, or mustard seeds. Salt is the most important ingredient in this method. The container is filled with cooled, boiled water and covered with a non-airtight cloth. Often, sterilized stones are placed on top to keep the cucumbers submerged.

Half Sour vs Kosher Dill
Half Sour vs Kosher Dill

The second mechanism involves using an acidic solution, such as vinegar, to preserve the vegetable without relying solely on bacteria.

Different types of pickles are defined by their ingredients and preparation methods. Brined pickles undergo natural fermentation and do not require vinegar. Because they use natural bacteria, a film may form on the surface of the brine. This film does not mean the food is spoiled, though it can be removed. Vinegar-based pickles, like bread-and-butter pickles, use a marinade of vinegar, sugar, and spices. These are often much sweeter than fermented versions.

Bread and butter pickles
Bread and butter pickles

Another variety is the gherkin, which refers to small cucumbers that often have bumpy skin. In France, cornichons are tart baby pickles made from gherkins using vinegar and tarragon.

Regional traditions offer even more specific varieties. In New York City, kosher dill pickles are made with heavy amounts of garlic and dill. Makers produce "full-sour" pickles that are fully fermented, or "half-sour" pickles that are kept crisp and bright green.

Half Sour vs Kosher Dill
Half Sour vs Kosher Dill

Hungarian tradition includes kovászos uborka, or leavened pickles. These are made by adding slices of bread to the brine to provide yeast for fermentation. In Poland and Germany, pickles are often sour and seasoned differently than New York styles. A "low-salt" version, known as ogórek małosolny, is pickled for only a few days to remain less sour.

The history of pickling spans thousands of years and many civilizations. Some claim pickled cucumbers were developed for workers building the Great Wall of China. Another hypothesis suggests they originated as early as 2030 BC in the Tigris Valley of Mesopotamia. Archaeologists believe Mesopotamians were pickling food as far back as 2400 BC using cucumbers from India.

Pickled cucumber
Pickled cucumber

Ancient leaders even recognized their benefits. Queen Cleopatra of Egypt credited pickles with contributing to her health and beauty. During World War II, the U.S. government considered pickles vital for soldiers. They allocated 40% of the nation's pickle production to the armed forces.

Pickles provide specific nutritional values depending on how they are made. Sour pickled cucumbers are low in calories and provide a moderate amount of vitamin K1. A 30-gram serving offers about 12–16 μg of vitamin K, which is 15–20% of the Recommended Daily Allowance. However, sour pickles are often high in sodium. One cucumber can contain 350–500 mg of sodium, reaching 15–20% of the daily limit.

Bread and butter pickles
Bread and butter pickles

In contrast, sweet pickles like bread-and-butter varieties have higher calories due to sugar. They also typically contain significantly less sodium than sour versions.

Pickles connect to many different culinary practices and modern trends. In Russia and Ukraine, they are used in a traditional soup called rassolnik. This dish combines pickles with pearl barley, meat, and herbs. In the Southern United States, children enjoy "koolickles," which are pickles soaked in fruit drink powder. These often turn a bright pink color.

Fried pickles
Fried pickles

Pickles are also used to improve texture through the addition of lime or calcium chloride. This makes the cucumber crisper. Whether served as a side dish, a condiment, or a fried snack, pickles remain a global staple.

Breaded pickle
Breaded pickle
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🖼️ Images & Media (6)
File:Pickled cucumber.jpg
Pickled cucumber.jpg
File:浅漬 キュウリ (2710929826).jpg
浅漬 キュウリ (2710929826).jpg
File:Bread and butter pickles.jpg
Bread and butter pickles.jpg
File:Half Sour vs Kosher Dill.jpg
Half Sour vs Kosher Dill.jpg
File:Breaded pickle.jpg
Breaded pickle.jpg
File:Fried pickles.jpg
Fried pickles.jpg
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