It goes so well with pork-pie!  OED defines a salad thus:

1. a. A cold dish of herbs or vegetables (e.g. lettuce, endive), usually uncooked and chopped up or sliced, to which is often added sliced hard-boiled egg, cold meat, fish, etc., the whole being seasoned with salt, pepper, oil, and vinegar.

The word ultimately comes from the Latin for “salt”.

• 01.055 and salad,’ said Bombur.

“salad, n.” OED Online. Oxford University Press, March 2016. Web. 25 March 2016.