Rock tripe, recently featured on the TV Chosun program, is capturing the attention of many. At a barbecue restaurant in Yongin, Gyeonggi Province, this unique mushroom was described as being as delicious as raw fish. Rock tripe, with its thin, dark appearance, offers a crunchy texture when dipped in spicy-sweet red chili paste, prompting reactions like "it tastes like raw fish." And when dipped in sesame oil with salt, it's said to have a savory and chewy flavor reminiscent of tripe, making it truly intriguing!

Rock Tripe: A Treasure from the Mountains

Unlike common mushrooms, rock tripe is a lichen that grows on rocks. This mushroom, found in deep mountains, is not easy to harvest and is known to be a rare ingredient since ancient times due to its scarcity in the wild. When dried, it looks like dark wood fragments, but it transforms into a thin, soft form when rehydrated. Its unique texture provides a crunchy sensation like raw fish when dipped in spicy-sweet red chili paste, and a savory flavor like tripe when paired with sesame oil and salt. Some even call rock tripe "a mushroom rarer than meat."

Rock Tripe: Gaining Recognition as a Health Food

Rock tripe is known as a low-calorie ingredient, rich in dietary fiber, and is increasingly popular as a nourishing food for middle-aged and older adults. It can help maintain a feeling of fullness for a long time, making it effective in reducing overeating. In particular, the beta-glucan component in rock tripe is consistently drawing attention in research related to immune function. Its firm texture encourages longer chewing, naturally slowing down the pace of eating.

Preparation, Cooking Methods, and Precautions

Rock tripe is mostly distributed in dried form, so it needs to be sufficiently rehydrated before consumption. As it grows attached to rocks, impurities may remain, so it's advisable to wash it multiple times. After rehydrating, lightly blanching it and using it in seasoned salads, pancakes, or soups is recommended. However, wild ingredients carry the risk of being mistaken for poisonous mushrooms, so avoid arbitrarily harvesting and consuming unverified mushrooms. Above all, it's important to enjoy wild ingredients as part of a balanced diet.

A Long History and Modern Rediscovery

Rock tripe has a long history, even appearing in records of Korean royal court cuisine during the Joseon Dynasty. It was used as a garnish in various dishes like japchae, soups, and gujeolpan, adding texture and flavor. Recently, with the health food trend, consumer interest in natural ingredients has been growing. Among middle-aged and older adults, the perception of it as a "nourishing food from the mountains" is strengthening. However, its high price and inconsistent harvest volume make it less accessible than common mushrooms, which is a bit disappointing.

Rock tripe is not only an excellent ingredient in itself but also a precious wild ingredient that offers many health benefits. We hope more people will come to appreciate the charm of rock tripe in the future!