1/2 lb. sirloin beef
2 tbsp. oil
1 chopped onion
2 c. French beans, raw or frozen
1 c. celery, sliced
1 tbsp. cornstarch
1 tbsp. soy sauce
1 can mushrooms
3/4 c. liquid (juice from mushrooms)

Cut beef in strips. Brown in oil. Add onion, beans and celery. Cook 4 to 6 minutes. Stir. Combine cornstarch with soy sauce and liquid. Add to skillet with mushrooms, stirring constantly. Stir until liquid is thick and shinny. Cover, cook until beans are tender. Serve with rice.