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Long Beans

Vigna unguiculata subsp. sesquipedalis Allergen-Free
Long Beans

Sourcing & Taxonomy

  • Family Fabaceae
  • Primary Cuisine Asian
  • Seasonality Summer
  • Source Plant

What Is Long Beans?

Long beans, also known as yardlong beans or snake beans, are a member of the豇豆 (Vigna unguiculata subsp. sesquipedalis) family, characterized by their exceptionally long, slender pods that can grow up to three feet in length. Unlike common green beans, they are tougher and possess a distinct, slightly sweeter flavor, making them a popular ingredient in East and Southeast Asian cuisines.

"Long beans retain their crispness much better than common green beans when stir-fried, offering a satisfying bite and visual appeal in Asian-inspired dishes."

What Does Long Beans Taste Like?

Long beans offer a subtly sweet and fresh, green flavor with a hint of nuttiness, making them versatile for various culinary applications.

Taste
Sweet, Mildly grassy, Slightly nutty
Texture
Crisp, Firm, Tender-crisp
Aroma
Fresh, Green
Acidity
None

Technical Metrics

Cooking Time (Stir-fry)

3-5 minutes

Water Content

89%

Nutrition Facts

Per 100g
Calories47 kcal
Total Fat0.2g
Saturated Fat0.1g
Trans Fat0g
Cholesterol0mg
Protein3g
Total Carbohydrate8g
Dietary Fiber3.2g
Total Sugars2g
Calcium50mg
Iron0.4mg
Potassium240mg

Chef’s Secret

For maximum crispness in stir-fries, blanch long beans briefly (30-60 seconds) in boiling water before adding them to the wok.

Long Beans Substitutes & Ratios

The best substitute for Long Beans is Green Beans (Haricots Verts), used at a 1:1 ratio. When a similar crunch and mild flavor are desired, though they will be shorter and slightly less firm.

Substitutes for Long Beans with ratios
Substitute Ratio Best for
Green Beans (Haricots Verts) Best 1:1 When a similar crunch and mild flavor are desired, though they will be shorter and slightly less firm.
Asparagus 1:1 For a similar tender-crisp texture and green, slightly earthy flavor in stir-fries or roasted dishes.
Snap Peas 1:1 If seeking a sweet, crisp alternative for quick cooking, though their shape and texture will differ.

How to Choose & Store Long Beans

  1. Store unwashed long beans in a perforated plastic bag in the refrigerator's crisper drawer.
  2. Keep them dry to prevent spoilage.
  3. Use them within 3-5 days for best quality.
  4. Do not freeze raw long beans.

What Pairs Well With Long Beans?

  • Garlic
  • Ginger
  • Soy sauce
  • Chili
  • Sesame oil
  • Peanuts
  • Pork
  • Chicken
  • Shrimp
  • Coconut milk
  • Rice
  • Noodles

Frequently Asked Questions

What does Long Beans taste like?

Long beans offer a subtly sweet and fresh, green flavor with a hint of nuttiness, making them versatile for various culinary applications. Fresh|Green

What is a good substitute for Long Beans?

The best substitute is Green Beans (Haricots Verts) (1:1). When a similar crunch and mild flavor are desired, though they will be shorter and slightly less firm.

How do you choose and store Long Beans?

Store unwashed long beans in a perforated plastic bag in the refrigerator's crisper drawer. Keep them dry to prevent spoilage. Use them within 3-5 days for best quality. Do not freeze raw long beans.

Recipes Using Long Beans

Vegan Vegan Preparation Main Ingredient

Basil Fried Rice

This vibrant vegetarian/vegan Basil Fried Rice is a BBQ sensation! So delicious, you'll need to guard it from hungry omnivores. It's incredibly moreish – easily doubled or tripled for a crowd. This recipe is quick, easy, and bursting with fresh basil and flavourful veggies. Prepare to be amazed!

See Complete Recipe

Related Vegetable Ingredients

Need a substitute for Long Beans right now, or a recipe that uses it? Ask Sous, your AI sous-chef.