The main difference between a chicken burger and a chicken sandwich lies in the type of bread used and how the chicken is prepared.
Chicken Burger: A chicken burger typically consists of a ground or minced chicken patty that is seasoned and shaped into a burger form. The patty is often grilled, fried, or sometimes baked. It is then placed between two halves of a hamburger bun, along with various toppings such as lettuce, tomato, onions, pickles, cheese, and condiments like mayonnaise, ketchup, or mustard. The chicken patty is the star of the burger, and it is similar in concept to a beef burger, just made with chicken instead.
Chicken Sandwich: A chicken sandwich, on the other hand, can be made using different types of chicken, such as grilled, fried, or even roasted chicken breast or tenderloins. Unlike a chicken burger, a chicken sandwich doesn't necessarily have a specific patty shape. The chicken is usually placed between two slices of bread, such as a regular hamburger bun, but it can also be served on other types of bread like a baguette, ciabatta, or a sliced loaf. Similar to a chicken burger, a chicken sandwich can be dressed up with various toppings and condiments, depending on personal preferences and regional variations.
In summary, the primary difference between a chicken burger and a chicken sandwich is the form of chicken used and the type of bread it's served with. A chicken burger has a formed chicken patty served in a hamburger bun, while a chicken sandwich can have different cuts of chicken served between various types of bread.