Meatball sandwich

The meatball sandwich is a common sandwich that is a part of several cuisines, including Italian-American cuisine and American cuisine.

Overview
The sandwich primarily consists of meatballs, a tomato sauce or marinara sauce, and bread, such as Italian bread, baguette and bread rolls. Cheese such as provolone and mozzarella is sometimes used as an ingredient. Additional ingredients can include garlic, green pepper and butter, among others. It is sometimes prepared in the form of a submarine sandwich.

History
It has been suggested that the meatball sandwich was invented in the United States around the time of the turn of the 20th century.