Persian Lentil Soup
This comforting Persian Lentil Soup, known as Adasi, is a nourishing and flavorful dish perfect for any season. It combines earthy brown lentils, tender oats, and aromatic vegetables in a rich, savory broth, offering a delightful blend of textures and deeply satisfying taste. It's a wholesome meal that warms the soul and truly delivers on simple, yet profound, flavors.
Prep Time
15 minutes
Cook Time
25 minutes
Total Time
40 minutes
Servings
6-8 servings
Keywords
Why This Recipe Delivers
- A truly wholesome and hearty meal that’s both comforting and satisfying.
- Packed with plant-based protein and fiber, making it incredibly nutritious.
- Simple ingredients come together to create a complex and deeply flavorful dish.
- Perfect for meal prepping, as it tastes even better the next day.
- Naturally vegan and gluten-free (if using certified GF oats and stock), catering to various dietary needs.
Ingredients
- 30 ml (2 tablespoons) olive oil
- 1 large onion (about 200g), finely diced
- 10g (2 cloves) garlic, minced
- 15g (¼ cup) fresh parsley, finely chopped, plus extra for garnish
- 300g (1 ½ cups) brown lentils, rinsed and drained
- 45g (½ cup) rolled oats (not instant)
- 2g (½ teaspoon) ground turmeric
- 1.9 liters (8 cups) vegetable stock
- 3g (½ teaspoon) fine sea salt, or to taste
- 1g (½ teaspoon) freshly ground black pepper, or to taste
- Lemon wedges, for serving
Instructions
- Heat the olive oil in a large, heavy-bottomed pot or Dutch oven over medium-high heat. Allow the oil to become shimmering and slightly fragrant, indicating it's ready for sautéing, which usually takes about one minute.
- Add the finely diced onion, minced garlic, and chopped fresh parsley to the hot oil. Sauté these aromatics, stirring frequently, until the onion becomes translucent, the garlic is fragrant, and the parsley darkens slightly, typically for 2 to 3 minutes. This step builds the foundational flavor profile of the soup.
- Stir in the rinsed brown lentils, rolled oats, and ground turmeric into the pot with the sautéed aromatics. Mix well to ensure all ingredients are coated and the turmeric is evenly distributed, allowing its earthy aroma to develop slightly.
- Pour in the vegetable stock, ensuring all solid ingredients are submerged. Stir everything to combine thoroughly. Bring the mixture to a rolling boil over medium-high heat, then immediately reduce the heat to low. Cover the pot and simmer gently, stirring occasionally to prevent sticking, until the lentils are tender and the oats have softened and dissolved, creating a creamy texture. This process usually takes 20 to 25 minutes. If the soup becomes too thick during cooking, gradually add more vegetable stock or water to achieve your desired consistency.
- Once the lentils and oats are fully cooked and the soup has reached your preferred consistency, season generously with salt and freshly ground black pepper. Taste and adjust seasonings as needed. Serve the Persian Lentil Soup immediately, garnished with additional fresh parsley and a generous squeeze of fresh lemon juice, which brightens and enhances all the flavors.
Tools You’ll Need
- Large heavy-bottomed pot or Dutch oven
- Cutting board
- Sharp chef's knife
- Measuring cups and spoons
- Stirring spoon or ladle
Essential Success Tips
- Rinse your lentils thoroughly before adding them to the pot to remove any debris and ensure a clean flavor.
- Don't rush the sautéing of the onion, garlic, and parsley; this step is crucial for building a flavorful base.
- Stir the soup occasionally while simmering to prevent the lentils and oats from sticking to the bottom of the pot.
- Adjust the consistency by adding more stock or water gradually; remember it will thicken as it cools.
- Always finish with a fresh squeeze of lemon juice, as its acidity brightens the earthy flavors of the lentils.
Professional Cooking Secrets
- For an extra layer of depth, toast the lentils in the dry pot for a minute or two before adding the oil and aromatics. This enhances their nutty flavor.
- Consider adding a pinch of dried mint (nana dagh) or a swirl of mint oil just before serving for an authentic Persian touch and a refreshing aroma.
- If you prefer a smoother soup, use an immersion blender to partially blend a portion of the soup, creating a richer texture while still retaining some whole lentils.
Notes
- Storage: Leftover Persian Lentil Soup can be stored in an airtight container in the refrigerator for up to 4-5 days. It reheats beautifully on the stovetop or in the microwave.
- Freezing: This soup freezes exceptionally well. Allow it to cool completely, then transfer to freezer-safe containers for up to 3 months. Thaw in the refrigerator overnight before reheating.
- Variations: For a smoky flavor, a pinch of smoked paprika can be added along with the turmeric. A diced carrot or celery stalk can also be added with the onion for more vegetables.
Frequently Asked Questions
Can I use red lentils instead of brown lentils?
While brown lentils hold their shape well and provide a hearty texture, red lentils can be used, but they will break down more, resulting in a creamier, more uniform soup. Adjust cooking time accordingly as red lentils cook faster.
Is this soup gluten-free?
This soup can be gluten-free if you ensure your rolled oats are certified gluten-free and your vegetable stock does not contain any gluten-derived ingredients. Always check labels carefully.
What can I serve with Persian Lentil Soup?
Persian Lentil Soup is often served on its own as a light meal, but it pairs wonderfully with warm flatbread, a simple green salad, or a side of steamed rice to make it a more substantial meal.
Nutrition Facts (Per Serving)
Calories: 320, Protein: 18g, Fat: 8g, Saturated Fat: 1g, Carbohydrates: 45g, Fiber: 15g, Sugars: 4g, Sodium: 650mg (Estimated values per serving based on average ingredients and 6 servings).
Allergy Information
Contains oats. This recipe is naturally dairy-free, nut-free, and soy-free (if using appropriate vegetable stock). For a gluten-free version, ensure certified gluten-free rolled oats and vegetable stock are used.
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