What Deficiency Causes Sour Cravings?

What Deficiency Causes Sour Cravings? Craving Sour? Liver (Wood Energy) In TCM, Our liver is strongly related to our emotions and an imbalance can cause anger/stress/anxiety, resulting in a craving for sour foods. A liver imbalance could also be causing you to crave fried, greasy, fatty foods. What does it mean if you like sour