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Glass Noodles substitute

Best substitute

Sweet potato starch noodles (dangmyeon)

Same dry weight

Best for yum woon sen and other glass noodle salads

Close match

Korean sweet potato starch noodles, the ones used for japchae, are the closest swap and go in at the same dry weight; they are chewier and thicker but behave the same way. Thin rice vermicelli is far easier to find and also swaps 1:1, but it goes soft rather than springy and breaks up when tossed, so soak it 30 seconds short. Kelp or shirataki noodles will do if you want the see-through slipperiness without the starch.

Other glass noodles substitutes

Ranked, with the exact amount to use

Substitutes for Glass Noodles with ratios

  1. 2Thin rice vermicelli (sen mee or bun)

    Different texture

    Same dry weight

    Fine white rice flour noodles, the easiest swap to buy anywhere.

    What changes
    Best for
    noodle soups, cold noodle salads, spring roll filling, supermarket-only shopping

    This is what most people reach for, and it is worth knowing it is not the same texture. Rice vermicelli goes tender and slightly soft where glass noodles stay springy and slippery, it absorbs more dressing, and it snaps into short pieces when you toss it. Soak it in hot but not boiling water for 3 to 5 minutes and drain it while it still has a slight bite. Good in soups, less good in stir-fries where the bounce is the point.

  2. 3Kelp noodles or shirataki (konjac) noodles

    Taste and texture differ

    Same volume of drained noodles

    Ready-to-eat, genuinely transparent noodles made from seaweed or konjac yam.

    What changes
    Best for
    cold woon sen salads, low carbohydrate cooking, when you want the glassy look above all

    These look more like glass noodles than anything else on the list, but they are crunchy-slippery rather than chewy, and they contain almost no starch, so they neither thicken a dressing nor soak up flavour the way mung bean noodles do. The dressing will sit on them and pool. Rinse shirataki well and dry-fry it in a hot pan for two minutes to drive off the packing liquid smell before using.

  3. 4Potato starch or tapioca starch noodles

    Close match

    Same dry weight

    Other pure-starch Asian noodles, sold in the same aisle.

    What changes
    Best for
    stir-fries, hotpot, anywhere you want maximum chew

    Very close on the bouncy, slippery quality, and tapioca versions are even chewier than glass noodles. The catch is that pure starch noodles go from perfect to gummy in under a minute, so taste them constantly and pull them early, then finish them in the sauce. Some also cloud rather than clear.

  4. 5Somen or angel hair pasta

    Taste and texture differ

    Same dry weight

    Very thin wheat noodles standing in structurally.

    What changes
    Best for
    stir-fries when there is nothing Asian in the cupboard, brothy noodle bowls, feeding people who do not care about authenticity

    Works fine as a vehicle for the sauce, but the dish changes character: these are opaque, wheaty and starchy, so you lose both the glassy look and the clean springy bite, and gain a soft gluten chew. Rinse them thoroughly in cold water after draining or they will clump into a solid mass. Not gluten-free, unlike real glass noodles.

  5. 6Spiralized zucchini or thin cucumber ribbons

    Taste and texture differ

    Same volume, salted and drained

    Vegetable strands in place of noodles, for cold dishes only.

    What changes
    Best for
    cold yum woon sen style salads, low carbohydrate eating, hot weather

    Say what this is: not a noodle substitute but a different dish that borrows the dressing. It has no chew, no starch and a clear vegetable flavour, and it will release water into the bowl. Salt it for 10 minutes and squeeze it dry first, dress it right before serving, and never try it in a hot stir-fry, where it collapses.

What is Glass Noodles?

Glass Noodles is Glass noodles are thin, springy noodles made from mung bean starch, sold as bean thread noodles, cellophane noodles or woon sen, which turn from brittle white to nearly transparent when soaked and have almost no flavour of their own.

Cooking tips

  • Do not boil glass noodles like pasta. Cover them in hot tap water or just-boiled water off the heat for 5 to 10 minutes until they are pliable and translucent, drain them, and finish them for the last minute in the broth or the wok with the sauce.
  • They keep absorbing liquid after they are cooked. For a cold salad, pull them a little early, rinse them in cold water to stop them, and dress them just before eating, or they will drink the dressing and go pasty.
  • Cut them with kitchen scissors, either while still dry in the packet or right after soaking. A whole nest is a very long tangle of unbreakable strands and is close to impossible to serve or eat otherwise.
  • Weigh them dry and use less than instinct suggests: 50 to 60 g of dry noodles per person is plenty, since they roughly triple in weight once soaked.
  • Real mung bean glass noodles are naturally gluten-free, but read the bag. Some noodles sold as bean thread blend in potato, tapioca or occasionally wheat starch, which matters if you are cooking for coeliac disease.

Frequently asked questions

Are glass noodles and rice noodles the same thing?

No, and swapping them changes the dish. Glass noodles are mung bean starch: they go clear, stay springy and slippery, and hold their shape in hot broth. Rice noodles are milled rice: they stay white and opaque, cook softer, absorb more liquid and break more easily. Rice vermicelli is the most available substitute for glass noodles, but expect a softer result.

Can I just leave the glass noodles out?

Not really, since in dishes like pad woon sen or yum woon sen they are the body of the meal. If you have any other noodle in the cupboard, use that instead. If you have none at all, the dressing from yum woon sen poured over shredded cabbage, shrimp and herbs makes a genuinely good salad, and glass noodle soup works with any noodle you have.

Can I use glass noodles for pad thai?

Pad thai wants flat rice noodles, so glass noodles will give you a springier, more slippery result that is not quite right. That said, pad woon sen is the glass noodle version of essentially the same stir-fry and is a standard Thai dish, so you are not doing anything wrong, you are just making a different dish.

What else are glass noodles called?

Bean thread noodles, cellophane noodles, mung bean noodles, woon sen in Thai, fensi in Chinese and sometimes just Chinese vermicelli. Korean dangmyeon is a close relative made from sweet potato starch rather than mung bean. If a packet lists mung bean starch as its main ingredient, it is what you want.

Do I soak glass noodles or boil them?

Soak them. Hot water off the heat for 5 to 10 minutes gets them pliable and translucent, and then a final minute in the sauce or broth finishes them. Boiling them hard is the usual reason people end up with a gluey clump, because pure starch noodles overcook in seconds.

Related substitutes

More pasta & noodles substitutes

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