Step 1: The submissive partner's hands and feet must be bound behind his back in a criss-cross pattern.
Step 2: The unrestrained participant then proceeds to give the restrained man an enema with the desired amount of motor oil.
Step 3: Anal sex may or may not be performed before the motor oil is removed from the anus via a straw or other device by the unrestrained participant.
This act is frowned upon by many independant religions and cults. The most severely dissaproving group are those who follow a faith known as Muckology, where anyone found engaging in such an act is expelled from the community immediately.