Macari Vineyards winemaker Kelly Urbanik Koch made one of my favorite wines of last summer, from sauvignon blanc. This wine, Macari Vineyards 2012 “No. 1″ Sauvignon Blanc ($27) is a completely different animal, however. Half the fruit for this wine was skin fermented in a 500L barrel and the other half was left on the skins for one night in a stainless steel tank. Notes of canary melon, fresh hay, white flowers, Meyer lemon and tangerine mingle on a nose that is muted right out of the fridge but opens up a bit more as it warms to room temperature. Broad and…