Slow-Simmered Lentil Soup with Dill

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A hearty, comforting soup made with dried lentils and fresh dill, simmered to perfection for a nourishing bowl. This general-inspired soups ready in about 45 minutes pairs dried green lentils, diced (1/4 inch) carrots, diced (1/4 inch) celery stalks for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 200 calories and feeds 6, 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.

★ 4.1 (12 ratings) Prep: 15 min Cook: 30 min Serves 6 General cuisine 200 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat olive oil in a large pot over medium heat. Add onions, carrots, and celery. Sauté for 5 minutes until softened.
  2. Step 2: Add lentils, vegetable broth, and sea salt. Bring to a boil, then reduce heat to low. Cover and simmer for 25 minutes until lentils are tender.
  3. Step 3: Stir in fresh dill and lemon juice. Cook uncovered for 5 more minutes to allow flavors to meld. Taste and adjust salt if needed.

Frequently asked questions

How long does Slow-Simmered Lentil Soup with Dill take to make?

Total time is about 45 minutes (15 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 Slow-Simmered Lentil Soup with Dill?

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 dried green lentils from drying out.

Can I substitute ingredients in Slow-Simmered Lentil Soup with Dill?

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 Slow-Simmered Lentil Soup with Dill for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). 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.

What goes well with Slow-Simmered Lentil Soup with Dill?

General soups like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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