Pu-erh tea

„‘Ripened’ Shou Cha (熟茶) tea is pressed maocha that has been specially processed to imitate aged "raw" Sheng Cha tea. Although it is also known as cooked pu-erh, the process does not actually employ cooking to imitate the aging process. The term may come about due to inaccurate translation due to the dual meaning of shú (熟) as both "fully cooked" and "fully ripened".“

„Fishy, Mouldy and Dry Flavours
All one's sense organs can be used in assessing tea, but Fishy, Mouldy and Dry Flavours it should be smelled and tasted. Most problems that arise are related to poor quality tea or poor storage. “