Top Must-Try Specialties When Visiting Con Co Island – Flavors of Quang Tri's Sea and Island

Central

Quang Tri

Con Co Island

Sovaba.travel

Updated at: 24/09/2026

1. King oysters

King oysters are considered one of the most outstanding and attractive specialties of Con Co Island. This seafood type impresses with its rare large size, averaging around 1.2 – 1.5kg each, with some even reaching nearly 3kg. Despite the characteristic rough shell, inside lies a thick, firm, and highly nutritious layer of meat.

On Con Co Island, king oysters are prepared into many appetizing dishes such as:

  • Fresh oyster salad combined with herbs, peanuts, and sweet and sour fish sauce
  • Rich grilled oysters with scallion oil
  • Grilled oysters with cheese or Thai sauce
  • Fragrant, creamy, and nutritious oyster porridge

The special feature of Con Co king oysters is their natural light sweetness and mild richness without any fishy smell, making them suitable for both raw consumption and cooked dishes. The best harvesting season usually lasts from March to September every year. Currently, the price of king oysters ranges from about 100,000 – 200.000 VND per piece depending on size, highly recommended by many tourists as a culinary experience worth trying when visiting Con Co Island.

Hàu vua nướng mỡ hành
Photo: Grilled king oyster with scallion oil 

2. Black sea cucumber

Black sea cucumber is a premium specialty of Con Co Island, known as the "bird's nest of the sea" thanks to its high nutritional value and wonderful medicinal effects. This type of sea cucumber is large, about a hand-span long, containing many minerals and vitamins beneficial for health, helping reduce the risk of diseases such as high blood pressure and diabetes. Black sea cucumber is often prepared into delicious dishes such as stir-fried sea cucumber with garlic, steamed with lemongrass, or cooked in porridge. With its rich, creamy texture and pleasant crunch, combined with distinctive local spices, sea cucumber creates an unforgettable dish. Dried sea cucumber is a popular choice for tourists to buy as gifts, which can be purchased at specialty shops on the island or at Cua Viet port when returning to the mainland.

Thưởng thức hải sản là một điều không thể thiếu khi đến đảo Cồn Cỏ
Photo: Enjoying seafood is a must-do when coming to Con Co island 

3. Cat's eye snails, hill snails, local snails

Con Co stands out with unique species of sea snails such as pearl eye snails, hill snails, and earth snails, bringing the distinctive flavors of the island sea. The snail meat here is chewy and sweet, often prepared simply to retain full freshness. Popular snail dishes include boiled with lemongrass, ginger, and chili, or stir-fried with garlic and butter. Grilled snails with lemongrass and chili are particularly favored by tourists thanks to their intense aroma and signature spicy taste. However, as some snail species are under conservation, visitors should consult local residents to choose suitable dishes, avoiding any negative impact on the island's ecosystem.

Các loại ốc thường có trong các nhà hàng trên đảo
Photo: Types of snails commonly found in restaurants on the island 

4. Sea grapes

Sea grapes, also known as "green caviar", are a famous specialty with high nutritional value, shaped like tiny clusters of green grapes. This sea plant is rich in vitamins and minerals, helping reduce the risk of cardiovascular diseases, diabetes, and goiter. Sea grapes are usually eaten fresh like raw vegetables, dipped in chili fish sauce, or used in salads with shrimp and squid. Sea grape juice is also an attractive option for those who love healthy beverages.

Sea grapes can easily be found at restaurants and homestays on the island, and you can also buy dried sea grapes at specialty stalls to bring home as gifts. Fresh sea grape prices range from 100,000 – 150,000 VND/kg, while dried sea grapes cost around 200,000 – 300,000 VND/kg.

Rong nho thường ăn sống hoặc trộn gỏi
Photo: Sea grapes are usually eaten raw or mixed in salads 

5. Lobster, fresh squid, sea fish

Fresh seafood is truly the "soul" of Con Co cuisine. Lobsters, fresh squid, along with sea fish like grouper, batfish, and rabbitfish are caught directly from the waters around the island, ensuring absolute freshness. Dishes like garlic butter grilled lobster, ginger steamed squid, or chili salt grilled sea fish are popular and well-loved choices. In particular, charcoal-grilled fresh squid is always a standout dish, retaining the pure natural sweetness of the ocean. Restaurants such as Dao Xanh Restaurant and Son Trang Restaurant are ideal places to enjoy fresh seafood. If you want an authentic rustic dining experience, you can join night squid fishing with local fishermen and enjoy your catch right on the boat. However, remember to order your meals before arriving on the island as the availability of seafood depends on weather and fishing seasons.

Món mì tôm mực đơn giản nhưng ngon
Photo: Simple yet delicious squid instant noodles dish

6. Jiaogulan

Jiaogulan, known as the "miracle herb", is a famous and signature medicinal plant of Con Co. This herb has many health benefits, such as helping stabilize blood pressure, lower blood fats, boost the immune system, and reduce stress. Jiaogulan is usually dried and used to brew tea. Jiaogulan tea has a mild, pleasant aroma and is easy to drink, making it a meaningful gift to bring back for loved ones.

Visitors can purchase Jiaogulan at specialty stores on the island or at Cua Viet port. The price of Jiaogulan ranges from 100,000 – 200,000 VND/kg, depending on quality.

Giao Cổ Lam là một đặc sản nổi tiếng của Đảo Cồn Cỏ
Photo: Jiaogulan is a famous specialty of Con Co Island 

Con Co is not only a destination to admire natural beauty, but also a place to discover unique local specialties rich in island flavors. Without requiring fancy presentation or lavish decoration, Con Co specialties are still fully capable of captivating diners with the pure freshness of the sea, the rich taste of Central region sunshine and wind, and the rustic simplicity in their preparation. Whether it is a plate of Gracilaria seaweed salad, a charcoal-grilled flying fish, or a bowl of fresh seaweed soup, all carry the soul of a peaceful, friendly, and highly charming island. If you are nurturing a trip to escape the fast-paced life, enjoying pristine nature while savoring delicious ocean-flavored dishes, then a Con Co Island exploration tour will be an ideal choice. A short trip, yet enough for you to "taste" the nature, history, and cuisine that create the very distinct charm of this green pearl in the middle of Quang Tri's sea.

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