The arachidi in guscio tostate is a peanut snack that comes in a crispy shell. It is a popular choice for those looking for a crunchy and satisfying treat. Some people enjoy it for its vegan properties, while others simply appreciate its delicious taste. The peanuts are medium-sized and encased in a shell that crackles when you bite into it. It is a widely available snack that is enjoyed by many.