Celtuce

Celtuce (Lactuca sativa var. asparagina, augustana, or angustata), also called stem lettuce, celery lettuce, asparagus lettuce, or Chinese lettuce, IPA (UK,US) , is a cultivar of lettuce

Lettuce

Lettuce is a temperate annual or biennial plant of the daisy family Asteraceae. It is most often grown as a leaf vegetable. In many countries, it is typically eaten cold, raw, in salads, sandwiches, hamburgers, tacos, and in many other dishes...

 grown primarily for its thick stem

Plant stem

A stem is one of two main structural axes of a vascular plant. The stem is normally divided into nodes and internodes, the nodes hold buds which grow into one or more leaves, inflorescence , cones or other stems etc. The internodes act as spaces that distance one node from another...

, used as a vegetable

Vegetable

A vegetable is an edible plant or part of a plant. However, the word is not scientific, and its meaning is largely based on culinary and cultural tradition. Therefore the application of the word is somewhat arbitrary and subjective. For example, some people consider mushrooms to be vegetables,...

. It is especially popular in China, where it is the most common form of lettuce, and is called wosun or woju (although the latter name may also be used to mean lettuce in general).

The stem is usually harvested at a length of around 15-20 cm and a diameter of around 3-4 cm.

Celtuce (Lactuca sativa var. asparagina, augustana, or angustata), also called stem lettuce, celery lettuce, asparagus lettuce, or Chinese lettuce, IPA (UK,US) , is a cultivar of lettuce

Lettuce

Lettuce is a temperate annual or biennial plant of the daisy family Asteraceae. It is most often grown as a leaf vegetable. In many countries, it is typically eaten cold, raw, in salads, sandwiches, hamburgers, tacos, and in many other dishes...

 grown primarily for its thick stem

Plant stem

A stem is one of two main structural axes of a vascular plant. The stem is normally divided into nodes and internodes, the nodes hold buds which grow into one or more leaves, inflorescence , cones or other stems etc. The internodes act as spaces that distance one node from another...

, used as a vegetable

Vegetable

A vegetable is an edible plant or part of a plant. However, the word is not scientific, and its meaning is largely based on culinary and cultural tradition. Therefore the application of the word is somewhat arbitrary and subjective. For example, some people consider mushrooms to be vegetables,...

. It is especially popular in China, where it is the most common form of lettuce, and is called wosun or woju (although the latter name may also be used to mean lettuce in general).

The stem is usually harvested at a length of around 15-20 cm and a diameter of around 3-4 cm. It is crisp, moist, and mildly flavored, and typically prepared by slicing and then stir frying

Stir frying

Stir frying is an umbrella term used to describe two techniques for cooking food in a wok while stirring it: 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...

with more strongly flavored ingredients.