French Ratatouille Baked with Fresh Basil and Thyme

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

A rustic baked ratatouille layering tender zucchini, eggplant, and bell peppers infused with herbs and garlic. This french-inspired vegetarian (vegetarian) ready in about 80 minutes pairs medium thinly sliced red bell pepper, medium thinly sliced yellow bell pepper, olive oil for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 160 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.

Prep: 25 min Cook: 55 min Serves 6 French cuisine 160 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F. In a medium skillet, heat 1 tbsp olive oil over medium heat. Add 3 minced garlic cloves and sauté for 1 minute until fragrant. Stir in 1 cup tomato sauce and 1 tsp fresh thyme leaves. Cook for 3 minutes until warmed through.
  2. Step 2: Spread the tomato sauce evenly in the bottom of a 9x13-inch baking dish. Arrange alternating slices of 1 medium eggplant, 2 medium zucchini, 1 medium yellow squash, 1 medium red bell pepper, and 1 medium yellow bell pepper on top in overlapping rows.
  3. Step 3: Drizzle remaining 2 tbsp olive oil over the arranged vegetables. Sprinkle with 1 tsp salt, 1/2 tsp black pepper, and 1/4 cup chopped fresh basil leaves.
  4. Step 4: Cover the dish with foil and bake for 40 minutes. Remove foil and bake an additional 15 minutes until vegetables are tender and edges begin to brown. Let rest 10 minutes before serving.

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Frequently asked questions

How long does French Ratatouille Baked with Fresh Basil and Thyme take to make?

Total time is about 80 minutes (25 min prep + 55 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 French Ratatouille Baked with Fresh Basil and Thyme?

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 French Ratatouille Baked with Fresh Basil and Thyme?

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 French Ratatouille Baked with Fresh Basil and Thyme 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.

Is French Ratatouille Baked with Fresh Basil and Thyme 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.