You could easily use honey, and reduce that just a bit (not nearly as much, since it already has a much lower moisture content than maple syrup). (glutenfreeonashoestring.com)
This will wear it out, but you should use some form of low moisture cleaning or dry cleaning. (strollerlab.net)
That means I use low moisture mozzarella and cook down the sauce until thickened. (avocadobravado.net)