How To Prepare Dried Fish Maw for Cooking

Key Takeaways

• Fish maw or fish tube is the organ responsible for fish buoyancy in water. This natural beauty tonic is an excellent source of collagen with low fat content.
• Most fish maws available in the market are dried. Read on for a simple tutorial on rehydrating dried fish maw.

Named one of the four Chinese treasures of the sea, fish maw - also known as hua jiao (花胶) or fish tube - has one of the starring roles in Chinese banquet classics such as the 'Buddha Jump over the wall' and 'pencai'.

A fish tube is the fish air bladder, the organ responsible for maintaining fish buoyancy in water. While many fishes possess swim bladders, fish maws are often sourced from larger fishes like sturgeons, cod or croakers.

Most fish maws available in the market are dried, giving them a golden yellow hue while extending their shelf life. Once properly rehydrated, it expands to reveal its chewy, gelatinous texture, perfect for soups, braised dishes or even desserts. Read on to learn its benefits and how to properly prepare this ingredient.

Benefits of Fish Maw / Hua Jiao

Fish maw is an excellent source of collagen with low fat content, earning its reputation as a natural beauty tonic suitable for all ages and genders.

Besides being rich in proteins, ^[1] fish maw offers a spectrum of benefits:

• Nourishes Yin
• Improves skin complexion
• Improves weak lungs and kidneys
• Promotes healthy bones and protects cartilage
• Aids in wound recovery
• Slows down the effects of ageing
• Promotes blood circulation

If you are ready to give it a try, here is our simple step-by-step guide on how to prepare your dried fish maw.

How To Rehydrate Dried Fish Maw

Ingredients:

• Dried fish maws or fish tubes 

Steps to prepare dried fish maw

• Rinse dried fish maws or fish tubes thoroughly and steam for 15 minutes. 
• Soak in room-temperature or cold water and refrigerate for at least 24 hours, until fully rehydrated and softened.
• Rinse with clean water before cooking.

Additional Tips on Preparing and Storing Fish Tubes

In addition to the above tutorial, keep these tips in mind to reduce risk of contamination in the process:

• Maintain a clean, oil-free container during preparation
• Rinse the fish maws thoroughly after handling

If you do not plan on cooking them immediately:

• Wrap the softened fish tubes in a food-grade ziplock bag and store them in the freezer 
• Thaw the frozen fish tubes overnight in the fridge before cooking 
• Avoid repeated rehydration and storage to preserve texture

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The above steps are to serve as a guide only. Please do not follow the above steps for fried fish maw preparation.