Taiwanese Oyster Vermicelli (蚵仔麵線)
Thick, savory Taiwanese night market noodle soup with oysters, offal, and a distinctive sweet potato starch sauce.
About This Recipe
Oyster vermicelli (ô-á mī-sòaⁿ) is one of Taiwan's most iconic night market dishes. The ultra-thin wheat vermicelli is cooked in a thick, glossy broth thickened with sweet potato starch, creating an almost sauce-like soup. Tender oysters, pork intestines, and a drizzle of black vinegar and cilantro complete this beloved street food that Taiwanese expats worldwide desperately miss.
Ingredients
Serves 4
- 200 gthin wheat vermicelli (麵線)
- 300 gfresh oysters
- 200 gpork intestines, cleaned and cooked (optional)
- 6 cupschicken or pork broth
- 4 tbspsweet potato starch
- 6 tbspwater (to dissolve starch)
- 3 tbspsoy sauce
- 1 tspsesame oil
- 3 tbspblack vinegar (to serve)
- 1/4 cupcilantro, chopped (to serve)
Instructions
- 1
Prepare the vermicelli
Rinse vermicelli with cold water, then drain. Cut into shorter lengths with scissors.
- 2
Heat the broth
Bring broth to a boil. Add soy sauce and sesame oil.
- 3
Thicken the broth
Mix sweet potato starch with water. Drizzle into the boiling broth while stirring to create a thick, glossy soup base.
- 4
Add the protein
Add pork intestines if using and cook 2 minutes. Add oysters and cook just until they plump up, about 1–2 minutes.
- 5
Add noodles and serve
Add vermicelli, stir gently, and cook 1 minute. Ladle into bowls and top with black vinegar, cilantro, and garlic oil if desired.
Pro Tips
- →
Don't overcook the oysters — they should be just set.
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Black vinegar is essential — it brightens the rich broth.
- →
The starchy broth thickens as it sits; eat immediately.
Variations
- •
Omit intestines for a simpler version
- •
Add a soft-boiled egg
- •
Make with clams instead of oysters
Storage
Best eaten immediately as the noodles absorb the broth quickly.
History & Origin
Oyster vermicelli has been a Taiwanese staple since the Qing Dynasty era, when Taiwanese fishermen made hearty noodle soups from their daily catch. It became a night market fixture and one of the most emotionally resonant Taiwanese foods.
Frequently Asked Questions
What is 麵線 (mīsòaⁿ)?
It's a very thin salted wheat noodle, different from regular vermicelli. It's traditionally hand-stretched and salted, giving a unique slippery texture.
Can I skip the intestines?
Absolutely — many versions are oysters-only. The intestines add richness but aren't essential.
Nutrition Facts
Per serving · 4 servings total
Time Summary
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