If your ice cubes have started to taste a little funny it s because they ve absorbed the odors of frozen food in your freezer.
Rubber ice cube tray smell.
If ice cubes you make in plastic or silicone ice cube trays taste bad it s time to replace them.
You can get rid of both germs and absorbed odors easily by using either a vinegar or baking soda solution.
For this reason you should only leave them in the freezer until the water has frozen completely or at most a few days.
Silicone and rubber ice trays smell worse than other types of trays at times because the materials absorb odors easier than say a stainless steel ice cube tray.
Ice cube trays can last a long time but minerals from your water will eventually coat them and leave behind deposits that can affect how your ice cubes taste.
That aroma is just going to go right into your ice.
Over time ice cube trays get dirty and harbor germs.
I have had these for over a year washed them thoroughly in soap and water but they still have the same smell and flavor.
The problem is these trays have a very plasticy smell and the ice cubes take on the flavor such that it alters the flavor of a drink when the cube melts fully.
For this reason it is recommended that you allow for the ice cube tray to dry completely before filling with water and placing back within the freezer.
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As a note of caution the ice cube trays may carry a residual scent of vinegar however this smell should permanently go away as soon as they dry off.
The trays themselves can pick up an odor as well.
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The sweethome team discovered through extensive.
Baking is a great method for removing even strong odors from ice trays.
Just be sure your ice trays are silicone and not rubber which will melt in a hot oven.