Remove the peels from the lemons. Eat the lemons.
Put your booze into a jar with a lid
Add the lemon peels
Add the sugar
Close the lid firmly
Write a persuasive label
Put the label, and store the jar into the fridge
Wait for 4-5 days and nights...
Remove from the fridge
Remove the lemon peels
Serve into small quantities (even espresso glasses do the work)
Drink until you drop yourself on the floor!