>Buy a vat of this.
>Get some sort of ritualistic looking bowl as well
>Inform your friends of (insert bullshit ritual here)
>Plan to prove it to them by summoning (Cthulu, powers, Satan, ect)
>Meet in the middle of the woods.
>Surround vat, and have each person donate some blood to the ritual bowl
>Pour it into vat and add other effects (noises, people in costumes, ect)
>Convert your friends to your new religion, and assert yourself as their leader
>??????
>Profit