The Oil in the Water Is a Negative Energy Transfer

Frankie calls his Nonna to see if she can help him lift the curse. She explains that it's an energy transfer, not a spell or anything. The oil in the water really does show if you're cursed - but only when Jor Kushad and Carl do it. Frankie then tries two different types of 'mallochia' He is eventually able to get rid of the curse by using these techniques.