Half-Sour Tomato Soup

By AislePrompt Editorial · Published 2026-03-30 · Updated 2026-03-30

A layered soup combining half-simmered tomatoes with a tangy vinegar reduction for a bold, balanced flavor. This French recipe, ready in about 50 minutes, pairs tomatoes, vinegar, onion for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 80 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.

Ingredients

• 4 lbs tomatoes
• 1/2 cup vinegar
• 1 medium onion
• 3 cloves garlic
• 2 tbsp olive oil
• 1 tsp herbs de provence

The stock pot we’d simmer this in → Best Stock Pots for 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Dice onion and garlic; sauté in olive oil over medium heat for 5 minutes until fragrant.
2. Step 2: Add half the tomatoes and herbs de provence; cook for 10 minutes until softened.
3. Step 3: Meanwhile, puree the remaining tomatoes with vinegar in a blender until smooth.
4. Step 4: Pour the puree into the skillet and stir to combine. Simmer over low heat for 15 minutes until the soup thickens and the vinegar aroma intensifies.
5. Step 5: Serve warm, garnished with fresh herbs.