[header] How to preserve lemon peel [title] Choose the freshest lemons you can find; hand pick, if possible. [step] Some people are lucky enough to have lemon trees in their yards, or live next to someone who does. [substeps] Sometimes lemon trees and shrubs have sharp spiky thorns, so wear protective clothing and gloves. 
If you have a very tall tree, use a lemon picker. Or, better yet, grab a friend and get two lemon pickers (or more).