Note: Since stovetops can vary, apple cider may take more or less time reduce. Be sure to keep an eye on it, especially as it gets closer to 2 cups.
MAKE AHEAD
You can make the boiled cider well in advance. Refrigerate in an airtight container for up to 3 months. This recipe for boiled cider makes enough to make a double batch of whoopie pies. Alternatively, extra can be used to sweeten cocktails, served over ice cream or over other deserts as a sauce.