Pot of Magical-Matter

There is a metal Pot and inside there is a magical Matter(with quantity Q) the nature of Matter is that it creates a hole in the pot and flows out as liquid with certain quantity (X) always when it wants, and comes back into the same pot through the hole it created and settles so that quantity remains same. Under normal conditions it freezes to become inactive as hard solid.

Question: How can you repair the metal pot and maintain the matter inside always in liquid state.

Conditions:

>You cannot remove the matter from the pot completely because in normal condition its freeze solid and cannot be damaged. >You cannot solder the hole when it flows out because the quantity X ha to re-enter.