How to make it
Mix beef slices with marinade ingredients.
Heat 1 tbsp oil in a wok or pan and stir-fry beef slices until almost cooked. Set aside.
Add another 1 tbsp of oil and stir-fry ginger, garlic and onions until aromatic. Toss in tomatoes and cooked beef. Stir in seasoning mix and cook until heated through. Serve.