Cut away skin and pith from limes and discard, place the sections of the lime in with the mint.
Steep for 20 minutes. Strain squeezing out all the goodness into a heavy bottom pot. Taste to see if the mint is strong enough, keeping in mind no sugar is added yet so it will be tart and tea like. If not add mint extract or Creme De Mint or both. Add green food coloring for more intense green color.
Stir in pectin and bring to a a full rolling boil.
Add sugar and return to a full rolling boil. Boil for 1 minute, stirring constantly.
Ladle into sterile jars leaving 1/4 inch head space. Wipe rims clean and apply lids and bands.
Process in a hot water bath covered by 1-2 inches of water for 10 minutes.
Shut off flame for 5 minutes.
Remove without tilting the jars.
Set on a flat surface in a draft free place 12-24 hours.