Dear MetroKitchen: What’s the purpose of John Boos Mystery Oil?

Dear MetroKitchen:

What’s the purpose of John Boos Mystery Oil?  How often and when should I use it?

John Boos Mystery Oil is used to keep wood from drying, cracking and warping.  You may apply Mystery Oil on any wood food preparation surface such as butcher blocks, cutting boards and counter tops.  Mystery Oil is a combination of mineral oil, linseed oil and tung oil so it is not harmful.

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