Italian Herb-Roasted Vegetable Medley with Parmesan

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

A colorful mix of seasonal vegetables roasted with Italian herbs and finished with grated Parmesan for a savory side dish. This italian-inspired vegetarian ready in about 45 minutes pairs medium zucchini, cut into 1-inch chunks, large red onion, cut into wedges, pint cherry tomatoes for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 150 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: 15 min Cook: 30 min Serves 6 Italian cuisine 150 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 425°F. In a large bowl, toss 2 medium zucchini chunks, 1 large red onion wedges, 1 pint cherry tomatoes, and 2 medium yellow squash chunks with 4 tbsp olive oil, 1 tsp dried oregano, 1 tsp dried basil, 1/2 tsp garlic powder, 1 tsp salt, and 1/2 tsp black pepper until vegetables are evenly coated.
  2. Step 2: Spread the vegetables in a single layer on a large baking sheet. Roast for 20-25 minutes until the vegetables are tender and edges begin to caramelize.
  3. Step 3: Remove the sheet pan from the oven and sprinkle 1/2 cup grated Parmesan cheese over the hot vegetables. Return to the oven for 3-5 minutes until the Parmesan melts and forms a light golden crust.
  4. Step 4: Serve warm as a flavorful side dish to grilled meats or pasta.

Equipment for this recipe

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Frequently asked questions

How long does Italian Herb-Roasted Vegetable Medley with Parmesan take to make?

Total time is about 45 minutes (15 min prep + 30 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 Italian Herb-Roasted Vegetable Medley with Parmesan?

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 pint cherry tomatoes from drying out.

Can I substitute ingredients in Italian Herb-Roasted Vegetable Medley with Parmesan?

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 Italian Herb-Roasted Vegetable Medley with Parmesan 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 Italian Herb-Roasted Vegetable Medley with Parmesan?

Italian 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.