How To Sterilise Glass Jars In Oven

Sterilize the jars for about 20 minutes.

How to sterilise glass jars in oven. Place the glass jars in the dishwasher on a hot cycle. Turn on the oven using a temperature between 100 degrees C and 130 degrees C. How to sterilise jars Step 1.

Preheat your oven to 130C any higher and you risk the glass breaking. Do not dry your jars. Place the cookie sheets with your jars lids and bands on them in your preheated oven.

Jars come out totally sterile and dry. Line each oven shelf with a double layer of newspaper or baking paper making sure to keep the paper away from any flames. Ladle the hot preserve into a heatproof jug to make it easier to transfer the mixture into the hot jars.

Pop the wrapped jars in a large saucepan cover with water then bring to a simmer then simmer for 20 mins. Sterilise the metal seals in boiling water for 5 minutes then leave to dry. Turn the heat off then leave the jars to cool completely in the pan.

First turn your oven on to 140 275 Gas 1. If instead you need to sterilize jars not only of glass but of porcelain or material called gres which are those that preserve anchovies and pickles once you have done their washing drying them with a soft cloth you can always put them inside in the microwave oven by standing them in this way you will avoid them touching. Next rinse well to ensure no traces of soap.

Arrange your glass jars inside the oven and see to it that they do not touch each other. Fill the jars with the preserves screw on the lid then wrap each one up in newspaper. Heat of 220 degrees F kills bacteria and sterilizes the jars.