Beef Steak

Ingredients:
1/2 kg sirloin
1 big onion, sliced crosswise
1 tbsp. lemon juice
3 tbsp. soy sauce
1/4 tsp. salt
1 tbsp. sugar
3 tbsp. oil

Procedure:
1. Pound meat with the dull edge of a chopping knife to tenderize it. Slice into strips about 5-10 centimeters.
2. Combine lemon juice, soy sauce, salt, and sugar. Pour over beef slices and marinate for at least 20 minutes.
3. Saute onions in hot oil until transparent. Set aside.
4. Drain beef.Fry in the same skillet over medium heat ; a few slices at a time until brown on both sides. Transfer to a platter.
5. Pour off excess oil in skillet then add marinade and 1/2 cup of water.
Simmer for two minutes. Scrape off browned bits in skillet. Pour this sauce over meat and sauteed onions on a platter.
6. Serve hot with rice.