For the Chicken:

• 1 pound boneless chicken breast or thighs (cut into bite-sized cubes)
• 1/4 cup cornstarch
• 1/4 cup all-purpose flour
• 1 egg
• 1 teaspoon ginger garlic paste
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• Oil for deep frying

For the Sauce:

• 2 tablespoons oil
• 1 tablespoon chopped garlic
• 1 tablespoon chopped ginger
• 2 green onions (white and green parts separated)
• 1 green chili (finely chopped, optional)
• 1/4 cup bell peppers (chopped)
• 2 tablespoons soy sauce
• 2 tablespoons tomato ketchup
• 1 tablespoon chili sauce
• 1 teaspoon vinegar
• 1/2 teaspoon sugar
• 1/4 cup water
• 1 teaspoon cornstarch mixed with 2 tablespoons water (for slurry)