How To: Sterilising Jam Jars Using Your Oven or Dishwasher Proper sterilisation of jars is crucial for making jams and preserves, as inadequate sterilisation can lead to spoilage. Two effective methods include the oven method, where jars are heated at 120°…

An easy step by step guide to ensure your homemade jam doesn’t spoil! onepotchefshow.com/2026/04/03/h...

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