"Zz Yzx" > wrote in message
...
> When you go to a fancy restaruant buffet like at a casino or a wedding
> reception or whatever, and there's the guy or gal in a white apron and
> a funny hat cutting slices of roast beef off a big chunk of beef with
> a special knife....
>
> What is that cut of meat? I remember hearing hte term "Steamboat
> round". Also, I see a big chunk o' beef at Costco called a "sirloin".
>
> Any help? How'd you cook such at home?
>

steamship round, if it is what you mean (has a big bone in it). Like this:
http://www.benningtonstation.com/catering.htm

just season it and cook it.