I am trying to make pop overs at 5,500 feet and they do not rise, any help??

Answer 1

These links might help you:

http://www.wilton.com/recipes/articles/highaltitudebaking.cfm

http://www.highaltitudebaking.com/

Some adjustments seem to be needed ingredient wise.

Answer 2

In the old days, boxes had "high altitude" instructions. If it's not on the box, see if there's a web site. Good luck, cooking at altitude is tough if you haven't been doing it for years.