updated 05/04/2012 AT 7:00 AM ET
•originally published 05/04/2012 AT 1:55 PM ET
“I mean, he’s hot!” Underwood, 29, gushed to PEOPLE on Thursday. “He’s a hot guy.”
The Southern songstress, who still refers to herself and Fisher as “newlyweds,” says she cherishes the time when she and her hubby get even “three seconds alone” with each other, which is why she’s holding off on children.