Vegetable sandwich is the most common 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...

 in India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. It is a purely vegetarian item (though not vegan if butter is used), and is often seen prepared and served fresh by roadside vendors as well as in many restaurant

Restaurant

A restaurant is an establishment which prepares and serves food and drink to customers in return for money. Meals are generally served and eaten on premises, but many restaurants also offer take-out and food delivery services...

s.

It consists of vegetable

Vegetable

The noun vegetable usually means an edible plant or part of a plant other than a sweet fruit or seed. This typically means the leaf, stem, or root of a plant....

 filling between two slices of white bread

Bread

Bread is a staple food prepared by cooking a dough of flour and water and often additional ingredients. Doughs are usually baked, but in some cuisines breads are steamed , fried , or baked on an unoiled frying pan . It may be leavened or unleavened...

. The most commonly used vegetables for this sandwich are the tomato

Tomato

The word "tomato" may refer to the plant or the edible, typically red, fruit which it bears. Originating in South America, the tomato was spread around the world following the Spanish colonization of the Americas, and its many varieties are now widely grown, often in greenhouses in cooler...

, the cucumber

Cucumber

The cucumber is a widely cultivated plant in the gourd family Cucurbitaceae, which includes squash, and in the same genus as the muskmelon. The plant is a creeping vine which bears cylindrical edible fruit when ripe. There are three main varieties of cucumber: "slicing", "pickling", and...

 and the potato

Potato

The potato is a starchy, tuberous crop from the perennial Solanum tuberosum of the Solanaceae family . The word potato may refer to the plant itself as well as the edible tuber. In the region of the Andes, there are some other closely related cultivated potato species...

. Other vegetables used include beetroot

Beetroot

The beetroot, also known as the table beet, garden beet, red beet or informally simply as beet, is one of the many cultivated varieties of beets and arguably the most commonly encountered variety in North America, Central America and Britain.-Consumption:The usually deep-red roots of beetroot are...

 and 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...

.

Potatoes are boiled well in advance, and peeled prior to assembly. The tomatoes, cucumbers, potatoes and other ingredient vegetables are cut into thin slices and stacked between two slices of white bread that have been spread with butter

Butter

Butter is a dairy product made by churning fresh or fermented cream or milk. It is generally used as a spread and a condiment, as well as in cooking applications, such as baking, sauce making, and pan frying...

 and spicy green 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...

 on the inner sides. This sandwich is then toasted in a sandwich toaster

Sandwich toaster

A sandwich toaster is used to make toasted sandwiches. It can be either a cooking utensil designed to be used over hot coals, or an electrical appliance....

 (or in the case of roadside vendors, in toasting tongs over a portable gas stove

Stove

A stove is an enclosed heated space. The term is commonly taken to mean an enclosed space in which fuel is burned to provide heating, either to heat the space in which the stove is situated or to heat the stove itself, and items placed on it...

). After toasting, the sandwich is cut into six rectangular pieces, and its top side is slathered once more with butter and chutney. Finally, tomato ketchup

Ketchup

Ketchup is a sweet-and-tangy condiment typically made from tomatoes, vinegar, sugar or high-fructose corn syrup and an assortment of...

 may be squirted onto the top of the sandwich.

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....

may be added, if available, and the sandwich is usually open to customization by adding or withholding certain ingredients, or leaving it untoasted. Innumerable variations are available changing from location and vendors, the unusual ones being Szechuan vegetable sandwich and Russian Sandwich.