Over 20 years later, this still happens to me every time I ever buy root ginger. I always want a lump / knob / finger / whatever of ginger, and without fail fo

Over 20 years later, this still happens to me every time I ever buy root ginger. I always want a lump / knob / finger / whatever of ginger, and without fail forget that the unit of measure is a kilogram, which would take me months to get through.