2 or 3 small (but thick) steaks.
1 tablespoon oil or butter
half an onion
4 oz of sliced mushrooms (drained if from can)
2 tbls corn starch
1/2 tsp soy sauce
1 cup water
heat oil in pan (I used a cast iron skillet with lid.)
chop up onion
put in onions, mushrooms and stir around to coat with oil. push to the side of the pan
put in steaks, cook for 5 minutes each side.
pull out steaks and put aside
mix 2 tbl corn starch in 1 cup cold water
put 1/2 tsp soy sauce into pan with mushrooms and onions.
pour cornstarch/water/soy sauce mix into pan with mushrooms and onions, bring to a boil while stirring, then turn off heat.
serve the sauce over the steak