They tried to incubate a rock together in 1999, so a year later the couple was given an extra egg from another pair.

Add extra eggs or egg whites to foods.

She failed to become pregnant, but extra fertilized eggs were frozen.

If you want to make the polenta lighter, add an extra egg or two.

If you had a baby, you got an extra egg.

Everyone living in the house would share the extra egg they'd gotten because of me.

I distinctly recall I'd laid in two dozen extra eggs.

But more shocking was the news that none of the extra eggs that had been retrieved were successfully fertilized.

They send a cook over here, and putting a couple of extra eggs in the pan wouldn't be any problem at all, I'm sure.

But sometimes there's an extra egg or two.