“When I first tasted Japanese whisky, I was struck by its woody perfume and incense notes. To bring that out in this drink, I infused simple syrup with fennel seeds. Normally, an Old-Fashioned would be made with a straightforward, unflavored sugar syrup like simple syrup or demerara syrup, but here we use the blender (aka my favorite at-home bar tool) for a rapid infusion.”