Best-Ever Roasted Vegetable Medley with Lemon-Herb Drizzle

By AislePrompt Editorial · Published 2026-04-05 · Updated 2026-04-05

A vibrant, colorful side dish featuring caramelized root vegetables and a bright lemon-herb finish that makes veggies the star of the plate. This Mediterranean-inspired vegetarian recipe (vegan), ready in about 40 minutes, pairs sweet potatoes, carrots, red onion 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.

Ingredients

• 2 medium, peeled and diced into 1-inch cubes sweet potatoes
• 2 medium, peeled and diced into 1-inch cubes carrots
• 1, cut into wedges red onion
• 2 tbsp olive oil
• 1 tsp dried rosemary
• 1, zested and juiced lemon
• 1 tbsp, chopped fresh thyme
• 1/2 tsp sea salt
• 1/4 tsp black pepper

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Instructions

1. Step 1: Preheat oven to 425°F. Toss 2 cups diced sweet potatoes, 2 cups diced carrots, and 1 cup red onion wedges with 2 tbsp olive oil, 1 tsp dried rosemary, 1/2 tsp sea salt, and 1/4 tsp black pepper in a large bowl.
2. Step 2: Spread the vegetables in a single layer on a parchment-lined baking sheet. Roast for 25 minutes, stirring once halfway through, until golden and tender when pierced with a fork.
3. Step 3: While vegetables roast, whisk together 1 tbsp lemon zest, 2 tbsp lemon juice, 1 tbsp chopped fresh thyme, and 1 tsp olive oil in a small bowl.
4. Step 4: Remove roasted vegetables from oven and transfer to a serving dish. Drizzle with the lemon-herb mixture, tossing gently to coat.
5. Step 5: Garnish with extra lemon zest and thyme before serving warm or at room temperature.