1. Make the marinade sauce Combine Marinade ingredients (A) in a bowl, then add pork. Marinate for about 30 minutes or even overnight.
2. Heat 1 tbsp vegetable oil in a large skillet or a wok over high heat. Cook the marinated meat and vegetables (carrots and onion), stirring occasionally until the meat is fully cooked or the sauce is nicely browned and thickened.