As a general guide, the conveniently packaged 1kg of sugar (i.e. one pack) per gallon is just about the ideal for most purposes (unless, like Phil, you have an extremely low alcohol tolerance

Mike
Use this: http://homedistiller.org/wash-sugar.htm calculator should give you a rough idea of your ISG so you could then figure out the percentage using you hydrometer.MKG wrote:At this stage, the hydrometer will tell you just about nothing at all - they're only useful if you take measurements before you add any yeast. And "finished" is a fine quality of argument. In broad terms, it's finished when the bubbles have stopped and any sediment (which, in your case, will consist of yeast cells) has dropped to the bottom of the demijohn, leaving an absolutely clear liquid above it. OK, it's finished but ... Mike
I wouldn't store in PET bottles longer than a month or two - after that they go loose and floppy - leading me to suspect the alcohol breaks down the plastic a bitMKG wrote:All in all, it's finished when you say it is - it's your wine, after all. The only stipulation is NOT to put the stuff in glass bottles before you're sure it's stabilised (bang, crash, stained ceiling). If you're going to use PET bottles (recommended) you don't have to worry so much.
Mike