Season the chicken with salt and pepper.
Heat a skillet over medium heat, add oil, once hot, add the chicken and cook until browned on both sides for about 6-8 minutes per side and are fully cooked.
Remove the chicken and set aside.
Add another tablespoon of cooking oil into the skillet, add minced garlic and grated ginger, and sauté until fragrant.
Add the sliced onions and cook until translucent for about 5-7 minutes.
In a small mixing bowl, add brown sugar, rice vinegar, cornstarch, and soy sauce. Mix well.
Add snow peas to the skillet and for about 2-3 minutes. Pour the sauce mixture over the snow peas and onion mixture, give it a good mix until the sauce thickens, stirring constantly.
Add the cooked chicken back into the skillet and mix until well coated with the sauce and heated through for about 2-3 minutes
Serve hot with rice, stir-fried vegetables, or noodles.
