2 lbs. lean beef, sliced thin
1/2 cup soy sauce
1/4 cup kalamansi juice or lemon juice
1 tablespoon garlic, crushed
2 tablespoon sugar
salt and ground pepper to taste
1 medium onion, slice thin
1 medium size potato, slice thin
1/3 cup canola oil
Mix water, soy sauce, lemon juice, garlic, sugar, salt and pepper. Add beef. Marinade for 20-30 minutes in the fridge. Remove beef from the marinade and drain remaining juice. Make sure to set aside the remaining marinade.
Heat pan and add cooking oil. Fry potatoes and onions till golden brown and set aside. Using the same cooking oil fry beef till golden brown and set aside. Using the same pan pour remaining marinade and simmer for few minutes. Once the sauce starts to thicken add the browned beef to the pan and continue to simmer for few more minutes. Top with fried potatoes and onions. Remove from heat and serve.