Bananas have a tendency to ripen way too fast and if you have too many this can be a problem. To avoid throwing out over ripe bananas and slow down their ripening, simply wrap glad wrap around the stem of the fruit.
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This handy little trick works on a whole bunch or just a single banana. Alternatively there is the age old classic of putting bananas in the fridge. Simply by keeping them cold the fruit can last up to two weeks.
Have you got any other nifty ways of preserving fruit?