Ingredient guide

Cucumber

Cucumber is a fresh member of the cucurbit family, valued for its crisp texture and mild flavor. Enjoy it raw in salads and snacks, or blend it into chilled soups, gazpacho, creams and drinks. Short varieties can also be used for pickling.

Cucumber
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Category
Vegetables
State
Fresh
Usual unit
g
Editorial profile

What it is

Cucumber is the edible fruit of Cucumis sativus, a plant in the cucurbit family. Botanically it is a fruit, although it is commonly treated as a vegetable in cooking. It is generally elongated, with pale, watery flesh and seeds inside. Its skin may be smooth or rough and range from light to dark green depending on the variety. Its mild flavor and firm, crisp texture suit both simple fresh dishes and blended preparations. Long and medium-length cucumbers are used fresh, while shorter types are used for pickling; the forms do not all have the same appearance or texture. (4305, 4308, 4309)

When to use it

Choose cucumber when you want to add freshness and a crisp bite to a salad, snack or sandwich. It also works in blended cold dishes such as gazpacho, chilled soups and creams, where its mild flavor complements other ingredients without dominating them. Grate or chop it for yogurt sauces such as tzatziki. If you are making pickles, look for short cucumbers or gherkins rather than assuming that every long cucumber will give the same result. Sources report that cucumbers are available in markets throughout the year, although they are especially associated with fresh, summer-style dishes. (2739, 4309, 4312)

How to use it

Rinse the cucumber in line with any product instructions, then cut it into slices, cubes or strips for salads, snacks and sandwiches. The skin can be left on or removed: sources describe varieties with thin skin and others with tougher skin, so choose according to the cucumber and the texture you want. For gazpacho, chilled soups and creams, chop the cucumber and blend it with the other ingredients; it can also go into smoothies or juices. Grated or finely chopped cucumber pairs well with yogurt and herbs in cold sauces. For pickling, choose a suitable short variety. If it tastes bitter, removing the skin or the stem end may help, since sources locate some of the bitterness there. (2734, 2739, 4305, 4312)

Flavour and texture

Cucumber is usually mild, fresh-tasting and unobtrusive, with watery, firm flesh. Raw slices bring a refreshing crunch to salads and snacks; when blended, cucumber adds moisture and body to cold soups and creams. Variety affects the experience: the skin may be thin or tougher, smooth or rough. Some cucumbers can taste bitter, which a culinary source associates particularly with the skin and the stem end. (2739, 4305, 4309)

How to choose it

Look for firm cucumbers with green skin and no obvious blemishes, as recommended by one of the sources consulted. Do not choose by size alone: varieties differ in length, skin and intended culinary use. For salads, soups or sandwiches, select a cucumber grown for fresh use; for pickling, prefer short cucumbers or gherkins. Since skin can be smooth or rough and vary in thickness, consider the variety and the preparation you have in mind. (2739, 4309)

Storage

One source recommends refrigerating cucumbers while keeping them protected and dry, and wrapping cut pieces or storing them in a closed container. Specific storage guidance may vary with the product and how it is sold, so follow package instructions when provided. Sources describe cucumber as sensitive to cold and note that freezing can damage its crisp texture after thawing, so it is not a good choice if you want to preserve that crunch. (2739, 4309, 119)

Substitutions

The evidence here does not establish a non-cucumber ingredient that exactly matches cucumber’s flavor and texture. For salads or fresh dishes, a long or medium-length cucumber can take the place of a short type; for pickling, choose short cucumbers or gherkins. These are alternatives within the same ingredient, not identical swaps: size, skin and texture may affect the result. (2739, 4309)

Common mistakes

Do not assume every variety works equally well for pickling and fresh eating: sources distinguish short cucumbers or gherkins from long types mainly used fresh. Do not ignore bitterness if it occurs; it can be concentrated in the skin and stem end. Rubbing cut ends together is described as a myth without sufficient support, so do not present it as a guaranteed fix. (2739, 4305)

Safety and allergens

Follow any storage and safe-use instructions provided on the label; mandatory food information can vary with the product’s presentation and method of sale. (119)

Culinary uses

  • Ingrediente crujiente para ensaladas y aperitivos
  • Base fresca para sopas, cremas y salsas
  • Acompañamiento para encurtidos y platos fríos

Recommended techniques

  • Cortar en rodajas, dados o tiras y servir crudo
  • Triturar para gazpachos, sopas frías, cremas o bebidas
  • Preparar en encurtido; para ello, elegir pepinillos o pepinos cortos adecuados

Pairs well with

  • Yogur, ajo y eneldo en salsas o sopas frías
  • Tomate y cebolla en ensaladas
  • Menta, limón o manzana en preparaciones frías

Frequently asked questions

Does cucumber need to be peeled?

Not necessarily. Sources describe cucumbers with thin skin as well as types with tougher skin; leave it on or remove it according to the variety, dish and texture you prefer. (2739, 4309)

Which cucumber should I use for pickling?

Sources recommend short cucumbers or gherkins for pickling and distinguish them from long cucumbers mainly intended for fresh use. (2739, 4305)

Why does cucumber sometimes taste bitter?

A culinary source links bitterness to compounds that may be concentrated in the skin and the stem end. Removing those parts may help, but it should not be promised to remove bitterness every time. (4305)

Per 100 g

Estimated nutrition

15 kcal / 65 kJ
Fat
0.11 g
Saturates
0.04 g
Carbohydrate
3.63 g
Sugars
1.67 g
Fibre
0.5 g
Protein
0.65 g
Salt
0 g

Reference values per 100 g for the selected food. They may vary by variety, origin, brand and processing.

Sources and review: USDA FoodData Central vía Linkses · Cucumber, with peel, raw

Data updated:

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Recipes using this ingredient

Malaysian nasi lemak
70 minIntermediate

Malaysian nasi lemak

Jasmine rice cooked with coconut milk, pandan and ginger, served with spicy sambal, crisp anchovies, toasted peanuts, egg and cucumber.

View recipe