Dextrose powder or another sugar is going to react differently then using 10x. It melts differently and with the addition of sugar in 10x you also have starch.
In order to make spheres with a fluid center you would need to use a sodium alginate bath and calcium lactate in the balsamic. If the spheres are made properly and handled carefully they wouldn't change the ice cream but they...
I found balsamic affects agar differently then most things the other day when making a fluid gel with it. It doesn't allow the agar to set firmly enough. I am not sure if this is because of the acid or sugar content....
Bl think of the spheres as tiny pieces of jello. The small alginate spheres you don't notice the skin but if you make larger ones some times the skin can be a turnoff to most people because it doesn't dissolve in your...
The finished product of the agar stores fine on a sheet tray and covered in the refrigerator. If you make the spheres using calcium and sodium then you store them in liquid so they do not burst because it is a small membrane...