In a basket, basket platter or basket with fries is a 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...

 menu

Menu

In a restaurant, a menu is a presentation of food and beverage offerings. A menu may be a la carte – which guests use to choose from a list of options – or table d'hôte, in which case a pre-established sequence of courses is served....

 term that refers to a 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...

 or other main-dish entrée

Entrée

An entrée is a dish served before the main course, or between two principal courses of a meal.The disappearance in the early 20th century of a large communal main course such as a roast as a standard part of the meal in the English-speaking world has led to the term being used to describe the main...

 that is served on top of a basket

Basket

A basket is a container which is traditionally constructed from stiff fibres, which can be made from a range of materials, including wood splints, runners, and cane. While most baskets are made from plant materials, other materials such as horsehair, baleen, or metal wire can be used. Baskets are...

 of an accompanying foodstuff, usually french fries

French fries

French fries , chips, fries, or French-fried potatoes are strips of deep-fried potato. North Americans tend to refer to any pieces of deep-fried potatoes as fries or French fries, while in the United Kingdom, Australia, Ireland and New Zealand, long, thinly cut slices of deep-fried potatoes are...

. The "basket" is usually either made of plastic and lined with paper, or is simply a disposable paperboard

Paperboard

Paperboard is a thick paper based material. While there is no rigid differentiation between paper and paperboard, paperboard is generally thicker than paper. According to ISO standards, paperboard is a paper with a basis weight above 224 g/m2, but there are exceptions. Paperboard can be single...

 box or tray. Sometimes the basket contains other side dish

Side dish

A side dish, sometimes referred to as a side order or simply a side, is a food item that accompanies the entrée or main course at a meal.-Common types:...

es as well, such as a container of coleslaw

Coleslaw

Coleslaw, sometimes simply called slaw in some American dialects, is a salad consisting primarily of shredded raw cabbage. It may also include shredded carrots and other ingredients such as fruits and vegetables, apples, onions, green onions, peppers and various spices.-History:The term "coleslaw"...

 or a pickle

Pickled cucumber

A pickled cucumber is a cucumber that has been pickled in a brine, vinegar, or other solution and left to ferment for a period of time, by either immersing the cucumbers in an acidic solution or through souring by lacto-fermentation.-Gherkin:A gherkin is not only...

. This term seems to be most common in the Midwestern U.S..

Background

It was a common pub item some years ago when "chicken in a basket" was a favourite in the UK

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

, but has now fallen from popularity. The Mill Inn located Withington

Withington, Gloucestershire

Withington is a village in Gloucestershire, England, about eight miles south-east of Cheltenham. The River Coln runs through the village.The parish church is St Michael and All Angels...

 is locally credited with creating the "chicken in a basket" dish. Chips

French fries

French fries , chips, fries, or French-fried potatoes are strips of deep-fried potato. North Americans tend to refer to any pieces of deep-fried potatoes as fries or French fries, while in the United Kingdom, Australia, Ireland and New Zealand, long, thinly cut slices of deep-fried potatoes are...

were the usual accompaniment.