You add sorbate at the same time you add the f-pack, they are in seperate
packages. I just assumed the f-pack was the same juice used in the
fermentation. If I do this, I will just discard the f-pack.



> I have no idea, but are you sure these are non-fermentable sweeteners?
Could
> it be sugar with sorbate? (Like "wine conditioner") In that case, you
> definitely do not want to add it at the beginning.