Slow-Simmered Tomato Basil Soup with Basil Oil Swirl

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

A velvety tomato soup infused with fresh basil and finished with a vibrant herb swirl for aromatic depth. This italian-inspired soups ready in about 35 minutes pairs canned crushed tomatoes, onion, garlic 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.

★ 4.5 (10 ratings) Prep: 10 min Cook: 25 min Serves 4 Italian cuisine 120 cal/serving
Build a week of meals around this recipe → Shop this recipe on Instacart → Shop equipment ↓

Ingredients

Equipment for this recipe

Top-rated tools to make this recipe successfully.

More Cookware & pots → Shop all kitchen tools →

Instructions

  1. Step 1: Heat 1 tablespoon olive oil in a pot over medium heat. Add 1/2 cup diced onion and cook for 5 minutes until soft, then stir in 2 minced garlic cloves and cook for 1 minute until fragrant.
  2. Step 2: Add 2 cups canned crushed tomatoes, 4 cups vegetable broth, 1/2 teaspoon salt, and 1 teaspoon sugar. Bring to a gentle simmer and cook uncovered for 20 minutes, stirring occasionally.
  3. Step 3: Remove from heat, stir in 1/4 cup chopped fresh basil, and blend with an immersion blender until smooth. Return to low heat for 2 minutes, then serve hot with a swirl of 1 tablespoon basil oil on top.

Frequently asked questions

How long does Slow-Simmered Tomato Basil Soup with Basil Oil Swirl take to make?

Total time is about 35 minutes (10 min prep + 25 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 Tomato Basil Soup with Basil Oil Swirl?

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 canned crushed tomatoes from drying out.

Can I substitute ingredients in Slow-Simmered Tomato Basil Soup with Basil Oil Swirl?

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 Tomato Basil Soup with Basil Oil Swirl 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 Slow-Simmered Tomato Basil Soup with Basil Oil Swirl?

Italian 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.

What others are saying