it's needed in our project. pls answer.
2007-09-28 18:34:54 · 2 answers · asked by josh_cloud 1 in Food & Drink ➔ Beer, Wine & Spirits
grapes yeast sugar tannins acid and possibly sulphates
grapes are crushed and put into a container to ferment with the aid of the yeast sugar content is essential for alchohol content tannins and acid help to stabilise and preserve the wine as it ages and the sulphate stop the refermentation aftr it is finished and filtered
2007-09-28 21:38:13 · answer #1 · answered by grant m 2 · 0⤊ 0⤋
Grape juice
Yeast
The juice provides sugar which the yeast consume and excrete alcohol. When the alcohol level reaches a certain percent (10-13%) the yeast die. Other components of the grapes like tannins produce the characteristic flavor of wine.
2007-09-28 19:33:29 · answer #2 · answered by barbara 7 · 1⤊ 0⤋