33. This is the moment to light a fire. The water will soon start boiling. It should boil for 45 minutes. 45 minutes for half-litre jars. There's no point in boiling them any longer, it's a waste of wood.
34. After 45 minutes, the preserves are sterilized. The fire is put out while the jars are left to cool.
35. Next morning the jars are rinsed and dried.
36. A label is stuck on every jar