Sterilising glass bottles or jars is crucial to keeping your cordial, gin, jam or other culinary creations goods fresh for longer.
The process involves heating the glass to a temperature where no harmful bacteria can survive - it's this bacteria that poses a risk to spoiling your homemade goods.
Turn the oven on to 160º (fan) | 180º (conventional)
Remove any plastic or rubber seals and pop them in boiling water for 2 - 3 minutes
Wash the bottles / jars and lids in hot, soapy water but do not dry them
Pop the clean, wet bottles or jars upside down on a roasting tray
"Cook" the jars in the oven for 15 minutes
Reattach the plastic or rubber seals carefully
Fill the bottles or jars immediately to avoid contaminating them