In an ordinary household freezer, it is challenging to achieve perfectly square-shaped ice cubes. Household freezers typically use a conventional ice tray or ice cube mold, which is designed to produce ice cubes with a more rounded or rectangular shape. The freezing process in these trays is not entirely uniform, leading to slight irregularities in the ice cube shape.
However, there are specialized ice cube trays available in the market that are designed to produce more uniform and square-shaped ice cubes. These trays often have a silicone or flexible material that allows for easier removal of the ice cubes while maintaining their shape. Some even come with tight-fitting lids to prevent any impurities from contaminating the ice during freezing.
If you are looking for perfectly square-shaped ice cubes, you might consider investing in one of these specialized ice cube trays. Alternatively, you can use a large ice cube mold with a more square-like shape, but keep in mind that even with these options, achieving perfectly square ice cubes can be challenging due to the limitations of the freezing process in a regular household freezer.