The radiation left over from the Big Bang is the same as that in your microwave oven but very much less powerful. It would heat your pizza only to minus 271.3*C - not much good for defrosting the pizza let alone cooking it.
For much of the female half of the world food is the first signal of our inferiority. It lets us know that our own families may consider female bodies to be less deserving less needy less valuable.
