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Method:
Fill the spray bottle with a liter of water and two tablespoons of citric acid.
Shake and spray in the oven, leave for 10 minutes.
In the meantime, you can wrap the ladle in a tea towel or absorbent paper and then pass it through the double-glazed oven door.
You can also use this mixture for the crispiest pans.
5. Remember to clean the oven at least once a month.
