[doc1019]

I will always put ketchup on my hot dogs ... can't stand mustard.

[GreyFriar]

I use to also put onions on my hot dogs, but the last few years raw onions and my stomach no longer get along together; alas....

[okie01]

I will always put ketchup on my hot dogs ... can't stand mustard.

Try horseradish.

[ops33]

I have always put ketchup on my hot dog. But I always put the additions, cheese, chili, onions, etc., on first and the hot dog last. Has a tendency to keep everything from spilling out.