In a large bowl, whisk together oil, soy sauce, garlic, ginger, salt, and pepper.
Add the chicken, bell peppers, and red onion to the bowl. Toss to coat in the marinade.
Cover with plastic wrap and refrigerate for at least 2 hours.
Preheat grill or grill pan to medium-high heat
Thread the chicken and vegetables onto the skewers.
Cook for 5-7 minutes on each side or until chicken is cooked through.
You can garnish with freshly chopped parsley. However, kebabs are colorful and appealing as is. It’s up to you. Serve warm