Spray bottom of small frying pan liberally, with no stick cooking spray heat on medium heat.  Blend egg substitute and brown egg together and pour in pan.  Add chopped mushroom, tear spinach into small pieces and sprinkle into pan.  Cook folding back edges tilt the pan and allow uncooked egg to fill the gap until eggs become solid, but still shinny wet.   Carefully turn omelet over and cook other side.  Add cheese and fold in half.

Serve with a smile!