This hearty, protein-packed lentil dahl soup with lemon, turmeric and ginger is warming, nourishing and simple to make. It is the perfect bowl of comfort food for busy days, chilly evenings or whenever you want something wholesome and satisfying.
🍴 Why You Will Love This Recipe
A steaming bowl of lentil dahl soup is one of those meals that feels both comforting and nourishing. This version is made with dried red lentils, fresh ginger, turmeric and a bright squeeze of lemon, giving it a warm, earthy flavour with a fresh citrus lift at the end.
Red lentils are ideal for soup because they soften quickly and break down into a naturally thick, creamy texture without the need for complicated techniques. They also make this soup filling enough for lunch or a light dinner, especially when served with bread, rice or warm flatbreads.
This vegan dahl soup is easy to adapt to your taste. You can leave it chunky, mash it slightly for a rustic finish, or blend it until completely smooth. It also freezes well, making it a practical recipe for meal prep. Cook a larger batch, portion it into containers and keep some in the freezer for days when you need a quick homemade meal.
📝 What You Need
Ingredients
Red lentils are the heart of this dahl soup. Dried red lentils cook quickly and naturally thicken the soup as they soften. If you prefer, you can use a mix of red lentils and yellow split peas, but split peas take longer to cook, so you will need to allow extra simmering time.
Fresh root ginger gives the soup its lively, warming flavour. Ready-chopped ginger or ginger purée can be useful in many recipes, but fresh ginger is especially good here because it is one of the main flavours rather than just a background note.
Ground turmeric adds an earthy depth and a beautiful golden colour. Fresh turmeric can also be used if you have it, but ground turmeric is easy to find and works very well in this recipe.
Lemon juice is added at the end to brighten the soup and balance the richness of the lentils. Do not skip it, as it makes the finished dish taste fresher and more vibrant.
👩🏽🍳 How to Make Your Lentil Dahl Soup
For the full printable recipe with ingredients, quantities and detailed instructions, scroll to the recipe card below.
Peel and finely chop the onion and carrots. Heat the oil in a large saucepan or casserole dish, then cook the vegetables gently for a few minutes until they begin to soften. This builds a simple, savoury base for the soup.
Peel and finely chop the fresh ginger, then add it to the pan with the crushed garlic. Peel and chop the potato and stir it in. The potato helps give the soup extra body and makes the texture even more satisfying.
Stir in the turmeric, rinse the dried red lentils, then add them to the pan with the vegetable stock. Bring the soup to the boil, reduce the heat and simmer until the lentils are soft. Finish with spinach or kale, dairy-free milk and lemon juice, then season well before serving.
🔪 Top Tips & FAQs
Choose your preferred texture. For a smooth lentil dahl soup, blend it with a stick blender until creamy. For a more rustic soup, mash some of the larger pieces with a potato masher. If you like plenty of texture, simply leave it chunky.
Make it spicy if you like heat. Add half a teaspoon of crushed chilli flakes with the turmeric, or add a finely chopped fresh chilli at the same time as the potato.
Season at the end. Vegetable stocks vary, so taste the soup before adding extra salt. A generous grind of black pepper and the lemon juice will help bring all the flavours together.
Frequently Asked Questions
Yes. This lentil dahl soup freezes very well, so it is a great recipe for batch cooking. If you plan to freeze it, you may prefer to chop the spinach or kale finely, blend the soup until smooth, or leave the greens out and add them after defrosting. Whole leafy greens can sometimes soften too much after freezing and reheating.
Stored in an airtight container, the soup will keep in the fridge for 3 to 4 days. The flavours often deepen after a day, making leftovers especially delicious.
Dried red lentils are excellent in thick soups, creamy stews, dhal recipes and plant-based pies. Their soft texture makes them useful in dishes where you want a rich, comforting result without a long cooking time.
🍽 If You Liked That…
You may also enjoy these vegan soup and dahl ideas:
-
Curried Parsnip Soup
-
Butternut Slow Cooker Dahl
-
Creamy Green Lentil Dahl
-
Vegan Leek & Potato Soup
📖 Recipe
Dahl Soup with Lemon, Ginger and Turmeric
Kate Ford | The Veg Space
Ingredients
- 2 tablespoon rapeseed or sunflower oil
- 1 onion
- 2-3 cm fresh root ginger
- 1 garlic clove
- 2 carrots
- 2 teaspoon ground turmeric
- 1 potato
- 150 g dried red lentils
- 1 litre vegetable stock (check it is vegan)
- handful spinach or curly kale
- 125 ml dairy-free milk
- 1 lemon
Instructions
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Heat the oil in a large saucepan or casserole dish. Peel and finely chop the onion and carrots, then fry gently for 2 to 3 minutes until they begin to soften.
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Peel the ginger, finely chop it and add it to the pan.
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Peel and crush the garlic, then stir it in with the turmeric. Peel and finely chop the potato and add it to the pan.
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Rinse the red lentils in a sieve, then add them to the pan followed by the vegetable stock.
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Bring to the boil, then reduce the heat and simmer for 20 to 25 minutes, or until the lentils are soft.
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Add the spinach or kale, removing any large stalks first, and cook for another minute.
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Stir in the dairy-free milk and lemon juice. Taste, season with salt and black pepper, and serve hot.
Notes
For a spicier soup: add half a teaspoon of crushed chilli flakes with the turmeric, or add one finely chopped fresh chilli with the potato.
Nutrition
Calories: 281 kcal
Carbohydrates: 40.3 g
Protein: 12.7 g
Fat: 8.3 g
Fiber: 14.7 g
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