"I don’t know … I’m open to it," Katie, 34, said when asked if she'd procreate again.
"I was open to … well, to whoever wanted me; but it was always my goal to make it back to the stage."
Also in the chat, Katie, who looks stunning on the magazine's cover shot by photographer Tom Munro, dished out some sage advice from her mother.
"You may be pretty, and you may be talented, but nobody will remember that if you’re mean," said Katie, who's maintained her dignity in the white-hot spotlight following her split with mega-star Tom Cruise last summer.
Allure hits newsstands March 26.