The name of the thin toast is Melba Toast.
Melba toast is a very thin, crisp and dry toast that was created by French Chef Auguste Escoffier in the year 1897.
Auguste Escoffier created the Melba toast or thin toast in the year of 1897 for Australian opera singer "Dame Nellie Melba.
He also developed the recipe after she had complained that her toast was too thick and so he created the thin toast for her by partially toasting some bread, slicing it in half and then toasting the second side until it was extremely brittle and thin.
Melba toast is also often served with dips and soups or with some other toppings such as pate.
Melba toast is also sometimes served with salads and even sometimes topped with some melted cheese.
Melba toast is a healthy food and snack as it's low in calories and low in added sugar depending on the toppings.
Melba toast is also diabetic friendly and can also be keto friendly when using keto friendly ingredients.