Proper sausages not the mush that pretends to be a hotdog, what would go with proper hot dogs? making this for about 48-50 people instead of the usual buffet food for a change- ta , trish
In the way of accompaniments (I assume you're going to serve the dogs on buns?) then mustard, relish and some fools actually eat catsup on dogs... yecch! Sauerkraut goes well... If you mean as side dishes, here in the U.S. the old standby would be a good potato salad or perhaps cole slaw and what we call potato chips. Keeping it simple will help you survive the crush of that many folks... good luck!
Patricia - I like mine with mayo and chopped onion. A lot of people like them with chili and coleslaw and French's Yellow Mustard and pickle relish. Even sliced avocado, lettuce, tomato, cucumber. There is no limit to the different toppings we will use on them here in the USA - but I will post links to two of our most famous hot dog places menu's so you can see them: