Heat the label with a hair dryer and cut it off slowly with a single edge razor blade, while loosening the glue with the hair dryer, if you want to save the label.

Then hit it with Oven Cleaner, dollar store. Let it sit 10-15 minutes and scrape with a puddy knife.

Scrub with a stiff brush and hot water and dish washing liquid. You may have to repeat 3-4 times depending on the stone.

Now soak it, if you want to get all the oil out, it can take months. 25 percent solution of Simple Green or Awesome, (Dollar Store) in a glass pasta jar, (thrift store).

Change the Solution every 3-4 weeks, eventually all the oil will come out. You can speed up the process with a $5 thrift store slow cooker, for about a week of Simple Green or Awesome.

Careful the stone gets hot in the water. I have done the slow cooker, but just use the pasta jar and always have a few stones cooking.