Authentic Provençal Ratatouille with Herbed Tomato Sauce

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

This layered vegetable stew uses only seasonal produce and slow cooking to meld flavors—true to its French countryside roots with no cream or cheese. This mediterranean-inspired vegetarian ready in about 75 minutes pairs eggplant, zucchini, yellow bell pepper for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 180 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.

★ 4.5 (11 ratings) Prep: 25 min Cook: 50 min Serves 6 Mediterranean cuisine 180 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 375°F (190°C). Dice 1 medium eggplant, 2 medium zucchini, and 1 large yellow bell pepper into 1/4-inch cubes. Set aside.
  2. Step 2: Chop 3 medium tomatoes into small pieces. Finely chop 1 large onion and 3 minced garlic cloves. Heat 3 tbsp olive oil in a large ovenproof skillet over medium heat.
  3. Step 3: Sauté onions and garlic for 4 minutes until translucent, then add tomatoes and cook for 6 minutes until softened and juicy.
  4. Step 4: Layer half the eggplant, zucchini, and bell pepper in the skillet. Sprinkle with 1 tsp salt and 1 tbsp chopped fresh thyme. Repeat with remaining vegetables.
  5. Step 5: Pour tomato sauce evenly over the top. Cover with foil and bake for 40 minutes until vegetables are tender and golden at the edges.
  6. Step 6: Uncover and bake for 10 more minutes until edges are slightly caramelized. Remove from oven, sprinkle with 2 tbsp chopped fresh basil, and serve warm.

Frequently asked questions

How long does Authentic Provençal Ratatouille with Herbed Tomato Sauce take to make?

Total time is about 75 minutes (25 min prep + 50 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 Authentic Provençal Ratatouille with Herbed Tomato Sauce?

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 eggplant from drying out.

Can I substitute ingredients in Authentic Provençal Ratatouille with Herbed Tomato Sauce?

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 Authentic Provençal Ratatouille with Herbed Tomato Sauce 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 Authentic Provençal Ratatouille with Herbed Tomato Sauce?

Mediterranean vegetarian 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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