Originally Posted by bns666

Being a steakeater myself and trying to do it not often I really never had a need to add ketchup to it, but sometimes I order it with some in-house sauces, so I leave that part as individual.

Something which amazed me in this manner just hearing about it is german currywurst... sold as relatively good sausage with the addition of ketchup+curry and its usually eaten with french fries or bread...