• Wash and Juice the lemons using any equipment handy.
• Pass the juice through the sieve to get a clear juice.
• Now bottle the lemon juice up to the neck of the bottles and leave 3 centimetres gap, then close the lid tight.
• Place the bottles in to a reasonable size pot; add water to cover at least up to the middle of   the bottles.
• Bring to boil and boil for at least 10 to 15 minutes, then turn off the heat and cool as it is.
• Leave overnight, then take the bottles out, label it and store in a cool pantry.
• Use it according to the recipe in hand.
• Enjoy (nooshe jan).

Take the time to actually read recipes through before you begin.