The document discusses the history and components of sandwiches. It was named after John Montagu, the 4th Earl of Sandwich, who would ask for meat between slices of bread so he could eat with his hands while gambling. The basic components of a sandwich are a structure or base (bread), a moistening agent if needed, and a filling. Common breads used are yeast breads like white, wheat and rye bread as well as buns and rolls. Popular fillings include meats, cheeses, fruits, vegetables, nuts and spreads. The document provides examples of popular sandwich combinations and instructions for a performance task to prepare a simple sandwich at home.