Pour Schnapps into a large Shot Glass (the measurements may be off a bit, you can experiment). Slowly pour Irish Cream into Schnapps so that it basically forms a . brain. ” in . “formaldehyde. “. Finally dribble the Grenadine Syrup (dribbling onto a spoon then into the Schnapps helps) directly into the center of the Irish Cream mass . As the Grenadine Syrup amount slowly increases it will eventually burst through the Irish Cream creating a . “hemorrhaGing. ” . “brain. “.”