I was toying with a ginger wine too. one I came across was this but no idea if it's any good
7-1/2 pts unsweetened white grape juice (from concentrate)
1/2 lb chopped or minced golden raisins
2 oz ginger root
2 lbs granulated sugar
1/2 tsp acid blend
1/4 tsp grape tannin
1 tsp yeast nutrient
1...