To make wine, 10 kg grapes need to put 750 grams of rock sugar, not wine. The specific method of wine is as follows:

The materials that need to be prepared in advance include: grape 10 kg, 750 grams of rock sugar, and appropriate amount of salt.

1 First, soak the grapes in salt water for half an hour.

2. Wash and dry the grapes after half an hour.

3. Then put grapes and rock sugar into the bottle and seal it in a ventilated place for 2 months.

After 4 or 2 months, pour it out and filter it with fine gauze to remove impurities inside.

5. Filter and pour into the glass, so that the wine is finished.