We're making this power cable into a "suicide cable." Sounds safe, doesn't it?
Get out the wire strippers. Clip off the end of the cord that doesn't plug into the wall. Peel back the outer insulation to reveal the three cords within. Snip back the green ground cord-- we don't need it. Take the other two wires, white and black in this case, and strip the ends.
Part of the project to cook hot dogs with electricity.