Root Vegetable Scrap Soup

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A deeply flavorful broth made from vegetable trimmings, simmered with fresh herbs and a bright lemon finish. This american-inspired soups (vegetarian) ready in about 45 minutes pairs carrot tops, celery ends, onion for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 120 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.

★ 4.2 (15 ratings) Prep: 15 min Cook: 30 min Serves 4 American cuisine 120 cal/serving
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Ingredients

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Instructions

  1. Step 1: Heat 1 tbsp olive oil in a large pot over medium heat. Add 1 cup chopped carrot tops, 1 cup celery ends, and 1 medium chopped onion. Sauté for 5 minutes until softened but not browned.
  2. Step 2: Pour in 3 cups vegetable broth and add 2 tsp chopped fresh thyme. Bring to a gentle simmer, cover, and cook for 25 minutes until vegetables are very tender.
  3. Step 3: Stir in 1 tsp lemon zest and remove from heat. Let sit for 5 minutes to infuse before serving.

Frequently asked questions

How long does Root Vegetable Scrap Soup 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 Root Vegetable Scrap 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 carrot tops from drying out.

Can I substitute ingredients in Root Vegetable Scrap 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 Root Vegetable Scrap 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 Root Vegetable Scrap 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.

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