Combine all the ingredients for the marinade and chicken into a large bowl. Marinate for 30 minutes.
While the chicken is marinating, mix the ingredients for the sauce. Set aside.
After mixing the sauce, use the remaining time to prep your stir fry ingredients. Cut and mince the garlic, ginger, red bell pepper, green bell pepper, and green onions. Set aside.
Heat 1 tbsp of oil over high heat. Add the chicken and cook for 2-3 minutes until it is brown on all sides. Take the chicken out and set aside.
Add the last tablespoon of oil to the pan. Cook the dried red chilli peppers, garlic, and ginger over high heat for ~30 seconds.
Add the red and green bell peppers. Cook for 30 seconds.
Next, add the cooked chicken and the sauce mixture from step 2. Cook for 30 seconds.
Combine the water and corn starch and mix. Add the peanuts, green onions, salt, pepper, and corn starch slurry to the pan. Cook for 30 seconds until the sauce has thickened.
Serve with a side of white rice.