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taiwanesesoup

Taiwanese Oyster Vermicelli (蚵仔麵線)

Thick, savory Taiwanese night market noodle soup with oysters, offal, and a distinctive sweet potato starch sauce.

Prep
20 min
Cook
30 min
Servings
4
Difficulty
Medium
4.7(278 ratings)
#taiwanese#noodles#oysters#night-market#soup

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. 1

    Prepare the vermicelli

    Rinse vermicelli with cold water, then drain. Cut into shorter lengths with scissors.

  2. 2

    Heat the broth

    Bring broth to a boil. Add soy sauce and sesame oil.

  3. 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. 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. 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.

  • 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

Calories320kcal
Protein18g
Carbohydrates44g
Fat8g
Fiber1g
Protein18g
Carbs44g
Fat8g

Time Summary

Prep time20 min
Cook time30 min
Total time50 min

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