Black Pepper Chicken

Step 1: Chop the celery stalks thin.
Step 2: Chop one medium white onion.
Step 3: Chop the boneless chicken thighs into 1 inch pieces and place them in a bowl.
Step 4: Add soy sauce, rice vinegar, minced ginger, cornstarch, sesame oil, and salt to the bowl and mix well.
Step 5: Let the mixture marinate for 10-15 minutes.
Step 6: In a large skillet, add vegetable oil and heat up.
Step 7: Add the marinated chicken to the skillet and cook for around 4 minutes on each side.
Step 8: If needed, cook chicken in batches and set aside on a plate once done.
Step 9: After all chicken is cooked, add the chopped vegetables into the pan with the cooked chicken.
Step 10: Stir for about 1-2 minutes until veggies soften a little.
Step 11: Sprinkle course ground black pepper and salt to taste, stirring and tasting for seasoning.
Step 12: Add more course ground black pepper for extra kick if desired.
Step 13: Enjoy with white rice or your preferred side.