Slice chicken breast or thighs into thin, even pieces
Season with salt, pepper, and a little soy sauce
Heat a wok or large skillet over high heat
Add oil and let it get hot
Add chicken in a single layer
Stir fry until browned and cooked through
Remove chicken from the pan
Add more oil if needed
Add vegetables such as bell peppers, broccoli, carrots, or onions
Stir fry vegetables until crisp-tender
Add garlic and ginger
Return chicken to the pan
Add stir fry sauce made from soy sauce, garlic, ginger, and a little cornstarch slurry
Toss everything together until coated and thickened
Serve hot with rice or noodles