1. In a large bowl mix together soy sauce, cornstarch, 1 1/2 tablespoons sugar, water, and 4 tablespoons oil. Stir until smooth. Mix sliced beef steak into the sauce mixture and marinate, refrigerated for 1 hour, stirring occasionally.
2. In another bowl, mix together white wine, 2 tablespoons sugar, sesame oil, and hoisin sauce; set aside.
3. In a large skillet, heat 4 tablespoons oil until hot. Add grated ginger root and crushed garlic cloves. Add thinly sliced green bell peppers and the sliced beef. Stir until the meat is almost cooked then add sliced onion and sliced green onions; cook until the sauce begins to thicken. Stir in the hoisin sauce mixture and chopped red chili peppers; stir well.