How To Tell If Freezer Thawed While Away. If the texture of your ham has changed, however, throw it away. Look for crystallized peaks of ice that have formed on the surface of the fish, and note any discolored patches as well.

You may see some changes in. Remove refrozen ice cream from its wrapping and put it into the cold storage container. A sealed bag/container is important so the ice cube doesn't evaporate and disappear.