This is considered done. Taste it. How much does it taste like milk? If this still tastes like milk then let it ferment longer.
This is also considered done. Taste it. How much does it taste like milk? If this still tastes like milk then let it ferment longer.
"Over Fermented" means that the kefir will be a little more tangy/sour tasting. It DOES NOT mean that the Kefir is ruined. This is also considered done.