out of Quick Tip: Freeze Whole Lemons and Limes When you need fresh lemon or lime juice, simply defrost the frozen lemons or limes in the microwave for a few seconds (or submerge in cold water for about 15 minutes.
pinner says Freezing Fresh Lemon Juice and Lime Juice: How and Why I Do It. This post will show you why the current lime shortage hasn't been an issue for me; I still have several jars of frozen lime juice to get me through it! [from Kalyn's Kitchen]
Left Over Lemons - Freezing and Grating is the Trick -
How-To: Prep Meats, Vegetables or Fruit for Freezing : Freezing is a fast and easy way to preserve food at the peak of its flavor, and it's a great way to get more value by buying in bulk. via Food Network