1) Mix 1/2 cup cornstarch with water. Add garlic, ginger, sugar, 1/2 cup soy
sauce, vinegar, wine, chicken broth and MSG (if desired). Stir until sugar
dissolves. Refrigerate until needed.
2) In separate bowl, mix chicken, 1/4 cup soy sauce and white pepper. Stir in
egg. Add 1 cup cornstarch and mix until chicken pieces are coated evenly.
Add cup of vegetable oil to help separate chicken pieces. Divide chicken into
small quantities and deep-fry at 350 degrees until crispy. Drain on paper
towels.
3) Place a small amount of oil in wok and heat until wok is hot. Add onions
and peppers and stir-fry briefly. Stir sauce and add to wok. Place chicken in
sauce and cook until sauce thickens