One can add a little oil, such as olive oil, sesame oil, sunflower seed oil, or coconut oil. Cold-pressed or expeller-pressed oil are the best. Avoid oil extracted with chemicals. Whenever possible, use seasonal local product.
Carrots, beets, burdock, turnip, lily bulbs, sweet potato, lotus root, Chinese wild yam, ginseng, etc.
Kohlrabi, celery, asparagus, bamboo shoots, water chestnut, horsetail, etc.
Leafy types of foods:
Spinach, cabbage, lettuce, Chinese greens, Napa cabbage, etc.
Flowers types of foods:
Broccoli, cauliflower, tiger lily, squash flower, chrysanthemum, rose petal, sweet olive flowers, etc.
Fruit types of foods:
All varieties of squash, beans, bell pepper, hot pepper, corn, eggplant, tomato, lycidium berries and all kinds of fruits like apples, oranges, pears, mangoes, etc.
Seed types of foods:
All grains, such as rice, wheat, millet, pearl barley, rye, barley, buckwheat, sesame, sunflower seeds, nuts, spices such as fennel, Sichuan pepper, black and white pepper, nutmeg, etc.