Unveiling the Unique Flavors of Banh Cao Xang Lang Son – A Treasured Delicacy from Times of Old

10 January, 2025

Lang Son, a region renowned for its diverse street delicacies, is an intriguing destination for food enthusiasts. Among the myriad of treats, ‘banh cao sang’, or the ‘multi-layered cake’, stands out as a popular snack among locals. Despite its seemingly simple ingredients, the intricate and meticulous preparation process yields a robust and distinctive flavor profile, making it a favorite choice for many discerning palates.

The origins of ‘banh cao sang’ lie in the beautiful fusion of Vietnamese and Chinese culinary cultures. Historical records suggest that this cake was a favorite among the Chinese populace, and during their settlement and commercial activities in Lang Son, they introduced this delightful treat to the region. Over time, the locals of Xứ Lạng skillfully adapted the recipe to suit the preferences and tastes of the Vietnamese people.

Considered a humble delicacy, ‘banh cao sang’ is crafted from accessible ingredients such as rice, pork, and shallots. However, achieving perfection in this dish requires a discerning eye for quality rice—opt for rice with a fragrant, white grain that cooks up fluffy, sticky, and smooth. The rice is soaked overnight, ground, and then steamed for approximately 40 minutes using the double-boiler method.

The humble nature of ‘banh cao sang’ lies in its simple ingredients: rice, pork, and shallots.

Each cake is meticulously crafted layer by layer. After the first layer of batter is cooked, the second layer is poured on top. Once the second layer is complete, the cake is fully cooked and set. Any excess water is carefully drained off to finish the cake.

The filling of ‘banh cao sang’ is a simple yet elegant combination of minced pork and shallots. This mixture is sautéed and then spread thinly over the cake’s surface, helping to retain moisture and enhance the overall flavor. Additionally, the nuttiness of roasted and crushed peanuts adds a unique twist, contributing to the signature taste of this delicacy.

The filling, a simple yet tasty blend of minced pork and shallots, is key to the flavor of ‘banh cao sang’

To elevate the experience, pair the cake with a dipping sauce. Creating the perfect dip is straightforward—a harmonious blend of vinegar, sugar, chili sauce, fish sauce, and herbs in the right proportions. When serving, generously douse the cake with the sauce to heighten the flavors and reduce any cloying sensations. The locals of Lang Son often accompany their ‘banh cao sang’ with a bowl of pork bone broth, garnished with chopped spring onions and celery, adding to the allure of this culinary delight.

‘Banh cao sang’ is typically served in small portions, a couple of slices with a modest amount of dipping sauce, to be savored slowly and appreciated for its delicate flavors. This street snack is especially fitting for chilly winter days, providing a heartwarming and delectable experience.

‘Banh cao sang’ is best enjoyed in small portions to appreciate its delicate flavors.

In the whimsical folklore of Lang Son, there’s a playful saying about this cake: “If you dislike someone, offer them ‘banh cao sang’. But if you truly detest them, invite them to indulge in it with you.” On the surface, this phrase might suggest that the cake is unpalatable, meant only for those we don’t favor. However, local adages often carry a touch of humor and irony, and this one is no exception. In reality, when the people of Lang Son invite someone to share ‘banh cao sang’, it’s a gesture of camaraderie and warmth.

Despite being one of the myriad street food specialties of Lang Son, ‘banh cao sang’ holds a special place in the hearts of the locals. This unique “multi-layered cake” not only enriches the culinary landscape of the region but also offers a memorable gastronomic experience that every visitor should indulge in.