By Bryan Callandrelli, Niagara Correspondent This year’s Niagara region ice wine harvest is underway, with three local wineries braving temperatures that barely broke single digits (windchills were well below zero) to collect those precious frozen grapes during seemingly perfect harvest conditions. The harvest window this year was a long one, as frigid temperatures have lingered in the region for several days. Niagara Landing in Cambria, Schulze Vineyards & Winery in Burt and Leonard Oakes Winery in Medina all had crews out last week collecting either Vidal or Catawba grapes. Domenic Carisetti, winemaker/consultant for all three wineries, was busy overseeing the…