Red Lentil Soup
Soups Easy

Red Lentil Soup

Quick answer

Total time
40 min
Level
Easy
Servings
4 servings
Ingredients
9

About this dish

Red lentils split during about 20 minutes of gentle simmering, thickening this soup into a golden broth without a separate flour or starch mixture.

Read more

Cumin and turmeric are briefly heated in the oil after the onion and garlic, while the lemon juice is held back until the pot is off the heat. For 4 servings, the recipe uses 300 g red lentils and 1000 ml vegetable stock. Rinse the lentils under running water until the water looks mostly clear, then drain them well. Finely chop 1 onion and 3 garlic cloves so they soften evenly throughout the soup. Of the 2 tablespoons olive oil, reserve a small portion for the finished bowls and put the rest in the pot. Cook the onion over medium heat for about 5 minutes, stirring often, until it becomes translucent without browning. Add the garlic and cook it for 1 minute, only until the raw smell fades. Stir in 1.5 teaspoons cumin and 0.5 teaspoon turmeric. Let the spices heat in the oil for 30 seconds to release their aroma, then move on before they scorch. Add the drained lentils, 1000 ml vegetable stock, and 1 teaspoon salt, and bring the pot to a boil. Reduce to gentle heat and simmer for about 20 minutes. Stir from time to time so the softening lentils do not stick to the bottom. The base is ready when the lentils have split and the soup has become thick and golden. If a smoother texture is wanted, use a hand blender on only half of the soup. Leaving the other half unblended preserves some body and avoids turning the entire pot into a gluey puree. Turn off the heat before stirring in 2 tablespoons lemon juice, then taste and adjust the salt if needed. Divide the soup among bowls and drizzle the olive oil reserved at the beginning over the surface. The final bowl combines the earthy cumin and turmeric with fresh acidity added after cooking, while the broken lentils supply the creamy texture.

Ingredients

servings
IngredientAmountUnit
Onion1 piecepieceShop
Garlic3 clovecloveShop
Cumin tsptspShop
Turmeric½ tsptspShop
Lemon juice2 tbsptbspShop
Olive oil2 tbsptbspShop
Salt1 tsptspShop
Shop All Ingredients

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Instructions

Read the steps as a cooking flow: prep, heat, seasoning, doneness control, and finish.

6 steps
  1. 1
    Prep

    Rinse 300 g red lentils under running water until the water looks mostly clear, then drain well.

    Finely chop 1 onion and 3 garlic cloves so they soften evenly and do not leave sharp pieces in the soup.

  2. 2
    Control

    Set a pot over medium heat and add most of the 2 tbsp olive oil, reserving a little for serving.

    Cook the onion for about 5 minutes, stirring often, until translucent but not browned.

  3. 3
    Heat

    Add the garlic and cook for only 1 minute, just until the raw smell fades.

    Stir in 1.5 tsp cumin and 0.5 tsp turmeric, then toast for 30 seconds so the spices bloom without scorching.

  4. 4
    Control

    Add the lentils, 1000 ml vegetable stock, and 1 tsp salt, then bring to a boil.

    Lower to gentle heat and simmer about 20 minutes, stirring occasionally so lentils do not stick to the bottom.

  5. 5
    Step

    When the lentils split and the soup looks thick and golden, check the texture.

    For a smoother bowl, blend only part of the soup with a hand blender, leaving some body rather than making it gluey.

  6. 6
    Finish

    Turn off the heat and stir in 2 tbsp lemon juice just before serving, then taste and adjust the salt if needed.

    Ladle into bowls and finish with the reserved olive oil on the surface.

Practical Cooking Checks

The cues that matter most while cooking.

Key technique
Red lentils simmer with cumin and turmeric until they dissolve into a silky gold broth.
Finish cue
When the lentils split and the soup looks thick and golden, check the texture.
Avoid this
Finely chop 1 onion and 3 garlic cloves so they soften evenly and do not leave sharp pieces in the soup.

Cooking decision evidence

Calculated Charim data and applicable official cooking and food safety guidance.

This recipe

40min, 9 ingredients

Category median

45min, 8 ingredients

Based on 310 recipes

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Tips

Add lemon juice just before serving to preserve its bright, fresh acidity.

Estimated nutrition (per serving)

Calories
280
kcal
Protein
16
g
Carbs
44
g
Fat
6
g