Mix together in a bowl:
1 cup soy sauce
1/4 cup honey
1 tablespoon Worcestershire sauce
1 teaspoons minced garlic
1 teaspoon ground ginger
1 cup water|In an appropriate size dish, place a:
2 lb. sirloin or flank steak
Pour sauce (reserve 1/4 cup) over steak.
Cover, and allow to marinate overnight.
Drain meat and slice into thin strips. Heat skillet over medium high.
Add drained meat and:

1 red bell pepper, cut in thin strips
1 green bell pepper, cut in thin strips
1 onion, thinly sliced

Stir−fry just until meat is done, adding reserved
marinade as needed to prevent sticking.
Serve with warmed flour tortillas.