In a bowl, combine all Marinade ingredients and toss with Chicken. Let marinate for at least 15 minutes.
Heat 1 tbsp Vegetable oil in a large skillet or wok over medium-high heat. Add Chicken and cook until browned and cooked through, about 6-8 minutes. Remove Chicken from skillet and set aside.
Add remaining 1 tbsp Vegetable oil to the skillet. Add Onion and Bell pepper and cook until softened, about 5 minutes.
Add Frozen peas and cook for 2 minutes.
Add Cooked rice to the skillet and break it up with a spatula. Stir-fry for 3-4 minutes.
Combine all Sauce ingredients in a small bowl.
Pour Sauce over rice and stir-fry for another 2-3 minutes, ensuring the rice is evenly coated.
Return Chicken to the skillet and stir to combine. Cook for 1-2 minutes more.