Half-Measure Spiced Lentil Soup

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A hearty lentil soup featuring half the usual spice quantities for a mild yet flavorful comfort meal. This middle eastern-inspired soups (vegetarian) ready in about 40 minutes pairs red lentils, vegetable broth, medium, diced onion for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 180 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 10 min Cook: 30 min Serves 4 Middle Eastern cuisine 180 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat 1 tbsp olive oil in a large pot over medium heat. Add 1 diced medium onion and 1 diced medium carrot, sautéing for 5 minutes until softened and onion turns translucent.
  2. Step 2: Stir in 2 minced garlic cloves, 1/2 tsp ground cumin, 1/2 tsp ground coriander, and 1/4 tsp turmeric powder. Cook for 1 minute until spices are fragrant.
  3. Step 3: Add 1 cup red lentils and 4 cups vegetable broth, stirring to combine. Bring to a boil, then reduce heat to low and simmer uncovered for 20-25 minutes until lentils are tender.
  4. Step 4: Season with 1 tsp salt and 1/4 tsp black pepper, then stir in 1 tbsp lemon juice. Use an immersion blender to partially puree the soup for a creamy texture, leaving some lentils whole for body.

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Frequently asked questions

How long does Half-Measure Spiced Lentil Soup take to make?

Total time is about 40 minutes (10 min prep + 30 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Half-Measure Spiced Lentil Soup?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep red lentils from drying out.

Can I substitute ingredients in Half-Measure Spiced Lentil Soup?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Half-Measure Spiced Lentil Soup for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Half-Measure Spiced Lentil Soup vegetarian?

Yes — this recipe is tagged vegetarian based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.