Black Lentil Soup — 黑扁豆汤

This hearty black lentil soup, inspired by Yeung Man Cooking, is a nourishing bowl of comfort that will warm you from the inside out. 这道深受 Yeung Man Cooking 启发的黑扁豆浓汤，是一碗暖心又暖胃的养生佳品，每一口都充满浓郁的满足感。

📹 Watch the Recipe

Recipe by Yeung Man Cooking

🥘 Why This Recipe Works

Black lentils — also known as beluga lentils for their striking resemblance to caviar — are tiny nutritional powerhouses that hold their shape beautifully during cooking. Unlike red or brown lentils that can turn mushy, beluga lentils stay intact with a satisfying al dente bite, making them perfect for hearty soups where you want both texture and substance.

This recipe builds flavor in layers: leeks and garlic create a fragrant base, warm spices like cumin, paprika, and turmeric add depth and an earthy golden hue, while tomatoes provide gentle acidity to balance the richness. The clever technique of blending just a portion of the soup creates a velvety, creamy texture — entirely plant-based, with no cream or coconut milk needed.

10 ingredients, one pot, 1 hour — this is comfort food at its most nourishing and uncomplicated.

🛒 Ingredients

👨‍🍳 Instructions

Step 1: Prepare the leek

• Slice the leek lengthwise about ¾ of the way through, then turn and slice again ¾ through to create a cross-hatch pattern for easy washing.
• Rinse under cold running water, opening the layers to remove any trapped dirt or sand.
• Finely chop the cleaned leek.
• Leeks have a sweeter, more delicate flavor than onions, but you can substitute a regular onion if needed.

Step 2: Sauté the aromatics

• Heat 2 tablespoons of olive oil in a large stockpot over medium heat.
• Add the chopped leek and 5-6 roughly chopped garlic cloves.
• Sauté for 4-5 minutes until softened and fragrant — this builds the flavor foundation for the entire soup.
• Add the finely chopped carrots and sauté for another 2-3 minutes.

Step 3: Bloom the spices

• Add 1 tablespoon salt, 1 tablespoon cumin, ½ tablespoon sweet paprika, ½ tablespoon turmeric, and 1 teaspoon cayenne pepper (if using).
• Stir well and cook for 1 minute until the spices become fragrant.
• Add the diced tomatoes and stir, using their juices to deglaze any browned bits from the bottom of the pot.

Step 4: Add lentils, potatoes, and liquid

• Add the rinsed black lentils and diced potatoes to the pot.
• Pour in 2.5 litres (10 cups) of water or unsalted vegetable stock.
• Stir everything together, turn up the heat, and bring to a boil.
• Once boiling, reduce heat to medium-low and let it simmer for 1 hour, stirring occasionally.
• If using a lid, leave it slightly ajar to prevent boiling over.

Step 5: Partially blend for creamy texture

• After 1 hour, carefully transfer 5-6 cups of the soup to a blender.
• Blend on medium-high for about 25 seconds until smooth and creamy.
• Alternatively, use an immersion blender directly in the pot for about 15-20 seconds.
• Pour the blended soup back into the pot and stir well. The soup will thicken beautifully and develop a velvety mouthfeel.

Step 6: Serve and garnish

• Ladle the soup generously into bowls.
• Garnish with freshly chopped parsley and a sprinkle of flaky salt.
• A drizzle of chili oil adds a lovely smoky heat — highly recommended!
• Serve with crusty bread for dipping.

💡 Tips & Substitutions

📊 Nutrition

Per serving (based on 6 servings): ~350 calories | 15g protein | 55g carbs | 8g fiber | 5g fat | Rich in iron, folate, and vitamin A

Dou Dou (豆豆)

Black Lentil Soup — 黑扁豆汤

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Prep Time 15 minutes mins

Cook Time 1 hour hr

Total Time 1 hour hr 15 minutes mins

Servings: 6 servings

Course: Soup

Cuisine: Chinese

Ingredients Method Notes

Ingredients

  

Leek (韭葱)

Garlic (大蒜)

Carrots (胡萝卜)

Yellow potatoes (黄土豆)

Tomatoes (西红柿)

Black lentils / beluga lentils (黑扁豆)

Olive oil (橄榄油)

Salt (盐)

Cumin (孜然)

Sweet paprika (甜椒粉)

Turmeric (姜黄粉)

Cayenne pepper (辣椒粉)

Vegetable stock or water (蔬菜高汤或水)

Fresh parsley (新鲜欧芹)

Flaky salt (片盐)

Method

 

Prepare the Leek

Sauté Aromatics

Bloom the Spices

Add Lentils and Liquid

Partially Blend

Serve

Notes

The soup thickens as it sits. Add a splash of water or stock when reheating. Freezes well for up to 3 months in airtight containers.

🌱 Why This Dish

Black lentils (黑扁豆, hēi biǎn dòu) have been a staple in Chinese plant-based cooking for centuries, prized for their earthy flavor and remarkable ability to hold shape during long braises and soups. Their deep black colour — rare among legumes — is associated with the water element in traditional Chinese medicine, believed to support kidney health and vitality.

The name “beluga lentil” comes from their striking resemblance to beluga caviar — glossy, jet-black, and perfectly round. This visual similarity has made them a favourite in both East and West for adding dramatic contrast to soups and salads.

In Chinese food culture, soup (汤, tāng) is never just a starter — it is a central part of the meal, believed to nourish the body and warm the spirit. A slow-simmered lentil soup like this one embodies the Chinese philosophy of “食疗” (shí liáo) — healing through food, where humble ingredients are transformed into something greater than the sum of their parts through patience and care.

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