A very hard rock that is rich in minerals. It is prized for its ability to warm quickly and hold that heat. Its high pH is seen as an advantage in the production of grapes varietals having high natural acid levels (e.g. the Gamay grape).
Grappa is a distilled spirit made from pomace, the compacted mass of grape skins, seeds, and stems left in the press when the juice has been extracted. The pomace is mixed with water and fermented into a "wash" that is subsequently distilled. Grappa is closely...
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