Ingredients
1 cup pure maple syrup
1/2 cup sherry-wine vinegar
1 vanilla bean, scraped
1 star anise
4 black peppercorns
1 dried bay leaf
Preparation
Place all ingredients in a medium saucepan over medium heat. Bring to a boil, then reduce heat to a simmer; cook until mixture coats the back of a spoon, about 10 minutes. Strain mixture through a fine mesh sieve, discarding any solids, and keep warm until ready to use.