No reason it should be burnt tasting and it certainly will work. It just might not pack much punch (vapor, TH, or flavor).
Per this formula:
Watts (power) = Volts X Volts (of the battery) / Ohms (i.e., cartomizer resistance)
A ~2.7 ohm Fluxomizer on a 3.2 ohm eGo will generate only 3.8 watts...