Ginger Ale

 481g Ginger sliced w/ mandilin (4 large lobes)

Steeping in ~ 1.5g water heated to 190F, let it set for 2 hours.

After steep added ~1c brown sugar, ~1/2c corn sugar, squeeze of agave necter, and ~ 1/4c lemon concentrate. 

Removed ginger, brought to a boil, dumped in keg. Topped off to ~ 2 gal in keg w/ bottled water.