a dish of sausages and mashed potatoes
Bangers and mash is a popular winter dish served in pubs.
banger, slang for sausage, from 1919
A minor car accident; bumper-thumper, fender-bender
[1990s+; an adaptation of the British food phrase bangers and mash, ''sausages and mashed potatoes,'' probably triggered by banger, ''a car'']