Here are some vegetables and meat suitable for adding Guanzhong pancakes:
1. shredded potatoes: slice potatoes, stir-fry them and add them to pancakes to increase the taste and dietary fiber.
2. Bean sprouts: Stir-fry bean sprouts and add them to pancakes to increase the taste and nutritional value.
3. Leek: Cut the leek into sections, stir-fry it and add it to the pancake to increase the taste and nutritional value.
4. Shred lean meat: Shred lean meat, marinate it with appropriate amount of soy sauce, cooking wine and starch, stir-fry it and add it to pancakes to increase the taste and nutritional value.
5. Sweet potato vermicelli: Soak the sweet potato vermicelli until soft, and add it to the pancake to increase the taste and dietary fiber.
6. Eggs: Break the eggs and add them to the pancakes to increase the taste and nutritional value.
To sum up, Guanzhong pancakes can be added with various vegetables and meat according to personal tastes and preferences to increase the taste and nutritional value.