Production left|thumb|A German Spätlese-level Riesling from the Mosel In wine making, the delicate nature of the Riesling grape requires special handling during harvesting to avoid crushing or bruising the skin. Without this care, the broken skins could leak tannin into the juice, giving a markedly coarse taste and throwing off balance the Riesling's range of flavors and aromas.
P,roduction left|thumb|A German Spätlese-level Riesling from the Mosel In wine making, the delicate nature of the Riesling grape requires special handling during harvesting to avoid crushing or bruising the skin. Without this care, the broken skins could leak tannin into the juice, giving a markedly coarse taste and thr?owing off balance the Riesling's range of flavors and aromas.