[Brendan O’Connor] started this project after seeing an ice mold that could make beautiful ... of scrap aluminum he milled two halves of a sphere. They can be sufficiently heated if held under ...

After taking the mold out of the freezer ... You'll get 33 1-inch sphere ice balls with each tray (that's 66 balls if you use both trays at once). Get the Goodies: Our ice cube trays are crafted ...