A recipe for egg salad sandwich is a set of instructions on how to make an egg salad sandwich. It typically includes ingredients such as hard-boiled eggs, mayonnaise, mustard, celery, and onion. Egg salad sandwiches are a popular lunch food, as they are easy to make and can be customized to taste.
The first known recipe for egg salad was published in 1896. However, the dish is likely much older, as it is a simple and versatile way to use up leftover eggs. Egg salad sandwiches became popular in the United States in the early 20th century, and they remain a popular lunch food today.