15. If a chopped onion wilts
© notefood
Chopped onion will remain fresh if you put it on a plate sprinkled with salt. You can also wrap it with a food film or grease it with vegetable oil and put it in a container.
16. Get rid of smells on dishes
© joinfo
If dishes have preserved the smell of fish or onions, wash them with water and vinegar — the smell will disappear.