A closed sandwich is made with two slices of bread, a protein filling, and a variety of toppings. The bread is typically buttered or toasted, and the fillings can include meat, cheese, vegetables, and condiments.

The peanut butter and jelly sandwich is the most popular type of sandwich in the United States. It is a simple sandwich made with two slices of bread, peanut butter, and jelly. It is often served with a glass of milk.

A submarine sandwich is made with a long, narrow roll and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments. The sandwich is typically served cold.

Wrap sandwiches are made with a tortilla, while burritos are made with a flour tortilla. Wrap sandwiches are typically served cold, while burritos are typically served hot. Wrap sandwiches are smaller than burritos.

A pita pocket sandwich is made with a pita bread pocket and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments. The sandwich is typically served warm.

The baguette sandwich is the most popular type of sandwich in France. It is a simple sandwich made with a baguette, butter, and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments.

A panini sandwich is made with a grilled or toasted sandwich bread and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments. The sandwich is typically served hot.

The panino sandwich is the most popular type of sandwich in Italy. It is a simple sandwich made with a bread roll, butter, and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments.

A flatbread sandwich is made with a flatbread and a variety of toppings. The toppings can include meat, cheese, vegetables, and condiments. The sandwich is typically served warm.

The bocadillo sandwich is the most popular type of sandwich in Spain. It is a simple sandwich made with a bread roll, butter, and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments.

A rye bread sandwich is made with a rye bread and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments. The sandwich is typically served cold.

The Strammer Max sandwich is the most popular type of sandwich in Germany. It is a simple sandwich made with a bread roll, butter, and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments.

A sourdough bread sandwich is made with a sourdough bread and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments. The sandwich is typically served warm.

The fish and chips sandwich is the most popular type of sandwich in the United Kingdom. It is a simple sandwich made with a bread roll, butter, and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments.

A whole wheat bread sandwich is made with a whole wheat bread and a variety of fillings. The fillings can include meat, cheese, vegetables, and condiments. The sandwich is typically served cold.