a lot of flavor if they do.
if you're boiling a large pack of hot dogs, they may need an extra minute or two. test a dog to see if it's ready before removing the rest of them from heat.
if you're boiling just a dog or two, they may be ready before six minutes are up. test a dog at five minutes to see if it's hot enough to suit you. if not, put it back in the water.
remove the hot dogs from heat and drain them. you can remove them one by one with tongs, shaking off the water as you go. as an alternative, pour the entire pot of 