Ingredients
Mung Bean

Legumes & Beans

Mung Bean

Small green beans used whole, split, or sprouted across Asia.

Mung beans are small green legumes used whole in stews and sprouted into the familiar bean sprouts of stir-fries. Split and hulled (moong dal) they cook into smooth dals and savory pancakes, and their starch is made into glass noodles. They are easy to digest and quick-cooking.

Mung beans are among the most versatile legumes in Asian cuisines, prized for their thin, easily digestible hulls and clean, neutral flavor. Available whole, split, or sprouted, they range from bright green to pale yellow depending on processing, and they absorb spices and seasonings without overwhelming a dish. The whole bean holds its shape well in soups and stews, while the split form (called moong dal in India) breaks down into a creamy, almost velvety consistency when cooked—making it ideal for dal, curries, and silky soups. Mung bean starch, extracted by washing ground soaked beans, becomes the transparent noodles known as cellophane or glass noodles, a staple across East and Southeast Asia.

What sets mung beans apart from other legumes is their behavior in the kitchen: they cook relatively quickly, digest easily, and produce minimal flatulence compared to harder beans. The sprouted form—often labeled simply as "bean sprouts" in Western markets—develops a sweet, crunchy character entirely different from the dried bean. In Chinese culinary tradition, mung beans are classified as a "cooling" food, appearing in summer soups and sweet dessert soups (tong shui) with ginger. Their high protein content (about 24g per 100g dried) makes them valuable in vegetarian and vegan cooking, while their starch creates silky noodles for gluten-free preparations.

Understanding the difference between mung bean sprouts and soy bean sprouts matters: mung bean sprouts are smaller, have a single pale root tail, a milder sweeter flavor, and a snappier crunch. Soy bean sprouts are larger, have thicker roots, and a more pronounced beany flavor. Most Asian grocery stores carry both; knowing which one you want will dramatically affect your dish's character.

Measured in
g
Storage
Pantry

Types & varieties

Whole Green Mung Bean

Intact bean with hull; holds shape well in soups and stews; requires longer cooking

Split Mung Bean (Moong Dal)

Hull removed, split in half; cooks to a creamier consistency; common in Indian dal preparations

Yellow Mung Dal

Same as split bean; sometimes lightly polished for a brighter yellow color

Black Mung Bean

Less common; slightly earthier flavor; used in Chinese medicinal contexts and some Korean dishes

Golden Mung Bean

Hulled and polished; pale yellow; used in desserts and for fine mung bean flour

Mung Bean Noodles (Cellophane/Glass Noodles)

Made from mung bean starch; transparent when cooked; neutral flavor, chewy texture

Sprouting Mung Beans at Home

Home sprouting transforms the dried legume into a fresh, crunchy ingredient with enhanced nutrition and a sweet, delicate flavor. The process is straightforward but requires attention to moisture and airflow.

  • Rinse beans thoroughly and pick out any debris or discolored beans before starting
  • Soak beans in cool water for 4–8 hours, then drain completely
  • Transfer to a clean, ventilated container (a wide-mouth jar covered with cheesecloth works well)
  • Rinse beans twice daily with cool water, always draining completely
  • Keep at room temperature (65–75°F) in a dark cabinet; light exposure turns sprouts bitter and causes them to green
  • Sprouts are ready in 2–5 days when the root tail is 1/4 to 1/2 inch long
  • Store finished sprouts in a perforated bag or loosely covered container in the refrigerator for up to 3 days
  • Do not use beans for sprouting if you notice any musty odor or sliminess during the process—discard and start fresh

Cooking Whole vs. Split Mung Beans

The form you choose dictates technique. Whole beans behave like a sturdy vegetable in soups, while split beans become smooth and creamy—understanding this distinction is key to successful cooking.

  • Soak whole beans 4–8 hours to cut cooking time by roughly half and improve digestibility
  • Add whole beans to soups and stews at the beginning of cooking; they hold their shape through long braises
  • Add salt only after beans are fully cooked—salt early toughens the skins and lengthens cooking time
  • Split beans do not require soaking and cook evenly without pre-soaking
  • For silky smooth dal, cook split beans until they begin breaking down, then mash a portion against the pot side or blend lightly
  • A small amount of turmeric added during cooking helps maintain the yellow color of split dal
  • Never add acidic ingredients (tomatoes, tamarind, lemon juice) until the beans are fully tender—acid prevents proper softening

Common uses

Indian dal curries, such as moong dal tadka and peshwari dalMung bean soup (sabut moong dal ki shorba)Southeast Asian stir-fries with mung bean sprouts (pad thai, Vietnamese pho, Thai curries)Chinese sweet dessert soups (tong shui), such as mung bean soup with gingerChinese congee (zhou) and rice porridgeKorean tteok (rice cakes) for chewy textureFresh sprouted beans in salads and pho toppingsWonton and dumpling fillings in southern Chinese cuisineThai Khanom Pang Na (mung bean custard in pastry)Fritters and batters in Indian cuisine (like paswada)Mung bean flour for gluten-free baking and coatingCellophane noodles in Korean japchae and Chinese hot pot dishes

Tips & pitfalls

  • Rinse dried beans thoroughly and pick out any debris or discolored beans before cooking.
  • Soak whole mung beans for 4–8 hours to reduce cooking time by roughly half and improve digestibility.
  • Split mung beans do not require soaking and cook evenly without pre-soaking.
  • Add salt only after beans are fully cooked; adding salt early can toughen the skins and lengthen cooking time.
  • For silky smooth dal, cook split beans until they begin to break down, then mash a portion against the pot side or blend lightly.
  • When sprouting at home, rinse beans twice daily, drain completely, and keep in a dark, ventilated container; light exposure turns sprouts bitter and green.
  • Do not overcook sprouted mung beans—they should retain crunch; stir-fry over high heat for 1–2 minutes maximum.
  • Store dried mung beans in airtight glass containers; they are susceptible to weevil infestation in warm, humid conditions—freezing for 48 hours before long-term storage kills any eggs.
  • Mung bean starch noodles require soaking in warm water until pliable (15–20 minutes) before cooking; they cook quickly and become translucent within 1–2 minutes in hot liquid.

Nutrition

347kcal

Energy

1452 kJ · per 100 g

Where the calories come from

Protein 27%Carbs 70%Fat 3%

Protein

23.9g

48% DV

Carbs

62.6g

23% DV

Fat

1.2g

1% DV

Fiber

16.3g

58% DV

Sugars

6.6g

of which

Sodium

15mg

1% DV

Notable micronutrients
Folate156% DV
Thiamin (B1)52% DV
Magnesium45% DV
Iron37% DV
Phosphorus29% DV
Potassium27% DV

Source · USDA FoodData Central · Mung beans, mature seeds, raw

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In the shops

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Good to know

Scientific Name
Vigna radiata
Origin
Indian subcontinent, now widely cultivated across Asia
Color (whole)
Bright green with a beige hilum
Color (split)
Yellow (hull removed)
Shape
Small, oblong, approximately 3–4 mm × 3 mm
Flavor (cooked)
Subtly sweet, soft texture, neutral backdrop for spices
Cook Time (whole, unsoaked)
45–60 minutes
Cook Time (split, unsoaked)
25–35 minutes
Protein Content
24 g per 100 g dried
Shelf Life (dried)
12–24 months in airtight container, cool dark place
Shelf Life (fresh sprouts)
2–3 days refrigerated
Sprouting Yield
2–3× original volume in 2–5 days

Substitutes

  • Yellow Lentils (Toor Dal)Closest in texture and neutral flavor for Indian dal preparations; cook time similar
  • Red Lentils (Masoor Dal)Cook to a softer, more disintegrated texture; better for smooth soups; slightly earthier flavor
  • Green Lentils (French/Continental)Hold shape better; nuttier flavor; require longer cooking; good for salads
  • Adzuki BeansAcceptable in sweet applications and desserts; earthier, slightly sweeter flavor; requires longer cooking
  • Black Lentils (Urad Dal)For Indian dishes; richer, earthier flavor; similar cooking properties
  • RiceFor congee; produces a different texture but works in a pinch
  • Cellophane Noodles (from other starches)For noodle dishes; sweet potato or arrowroot noodles have similar texture and neutral flavor

Pairs with

Cumin SeedsTurmericGinger and GarlicCoconut MilkCilantroGreen Chilies and Chili FlakesAsafoetida (Hing)Mustard SeedsCurry LeavesTamarindLemon and Lime JuiceSesame OilRiceRice Cakes (Tteok)Sweetened Coconut MilkGinger (in desserts)

Also called

Mash · Green Gram · Green Grams · Ndengu · Maş · Green Mung Bean · Whole Mung Bean · Mung Beans · Moong

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