Steps
1. Soak dried shiitake mushrooms in warm water for 20 minutes until softened, then slice.
2. Heat vegetable oil in a pan over medium heat. Add garlic and ginger, sauté until fragrant.
3. Add pork slices and cook until browned.
4. Add carrots, dried tofu, and shiitake mushrooms, stir-fry for 3-4 minutes.
5. Pour in soy sauce, oyster sauce, and sesame oil; mix well.
6. Season with salt and pepper to taste.
7. Cook for another 2 minutes until all ingredients are tender and flavors meld.
8. Garnish with chopped spring onion if desired and serve hot.