I just made 2.5 gal. I averaged a bunch of recipes I found around the internet and this is what I came up with.
1.5 lbs ginger root, unpeeled
1 lime, zest and fruit, discard peel
1 lemon, zest and fruit, discard peel
2.5ish lbs sugar(it got away from me)
2.5 gal water
2 tsp ground ginger
1 tsp...