Dome Floor Lamp Vegetable Soup

By Lauren Mitchell, Test Kitchen Director · Reviewed by AislePrompt Editorial · Published 2026-04-05 · Updated 2026-04-05

A vibrant, golden soup featuring roasted root vegetables and a hint of warmth, inspired by the fluid forms of architectural lamps. This french-inspired soups ready in about 60 minutes pairs peeled and diced 1/2 inch carrots, peeled and diced 1/2 inch parsnips, peeled and diced 1/2 inch sweet potato for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 220 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: 20 min Cook: 40 min Serves 4 French cuisine 220 cal/serving

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Ingredients

4 oz, peeled and diced 1/2 inch carrots
4 oz, peeled and diced 1/2 inch parsnips
4 oz, peeled and diced 1/2 inch sweet potato
2 tbsp olive oil
1 medium, finely diced onion
2 cloves, minced garlic
2 cups chicken stock
1/2 tsp dried thyme
1/2 tsp salt
1/4 tsp black pepper
1/4 cup heavy cream
2 tbsp, chopped fresh chives

Equipment for this recipe

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Instructions

Step 1: Preheat oven to 400°F. Toss 4 oz diced carrots, 4 oz diced parsnips, and 4 oz diced sweet potato with 2 tbsp olive oil, 1/2 tsp salt, and 1/4 tsp black pepper on a baking sheet.
Step 2: Roast for 25 minutes until tender and caramelized, stirring once halfway through.
Step 3: While vegetables roast, heat a large pot over medium heat. Add 2 tbsp olive oil, 1 diced onion, and 2 minced garlic cloves. Sauté for 5 minutes until onion is translucent and fragrant.
Step 4: Add 2 cups chicken stock, 1/2 tsp dried thyme, 1/2 tsp salt, and 1/4 tsp black pepper to the pot. Bring to a gentle simmer.
Step 5: Add the roasted vegetables to the pot and simmer for 10 minutes to meld flavors.
Step 6: Use an immersion blender to puree soup until completely smooth (or transfer to a blender in batches).
Step 7: Return to low heat and stir in 1/4 cup heavy cream. Heat gently for 2 minutes until warmed through (do not boil).
Step 8: Stir in 2 tbsp chopped fresh chives just before serving. Adjust seasoning with additional salt and pepper if needed.

Frequently asked questions

How long does Dome Floor Lamp Vegetable Soup take to make?

Total time is about 60 minutes (20 min prep + 40 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 Dome Floor Lamp Vegetable 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 olive oil from drying out.

Can I substitute ingredients in Dome Floor Lamp Vegetable 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 Dome Floor Lamp Vegetable 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.

What goes well with Dome Floor Lamp Vegetable Soup?

French 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.