Sheet Pan Savory Giant Pumpkin and Root Vegetable Roast

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · Published 2026-05-04 · Updated 2026-05-04

Chunks of giant pumpkin and mixed root vegetables roasted together with herbs and garlic on a single sheet pan for an easy fall-inspired side dish. This american-inspired vegetarian ready in about 55 minutes pairs large, cut into wedges red onion, smashed garlic cloves, chopped fresh rosemary 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.

Ingredients

• 3 cups, peeled and cut into 1-inch cubes giant pumpkin
• 2 medium, peeled and cut into 1/2-inch slices carrots
• 2 medium, peeled and cut into 1/2-inch slices parsnips
• 1 large, cut into wedges red onion
• 6, smashed garlic cloves
• 2 tbsp, chopped fresh rosemary
• 1 tbsp, chopped fresh thyme
• 4 tbsp olive oil
• 1 1/2 tsp salt
• 1 tsp black pepper

Instructions

1. Step 1: Preheat oven to 425°F (220°C). In a large bowl, combine 3 cups peeled and cubed giant pumpkin, 2 peeled and sliced carrots, 2 peeled and sliced parsnips, 1 large cut red onion, and 6 smashed garlic cloves.
2. Step 2: Drizzle 4 tbsp olive oil over the vegetables, then add 2 tbsp chopped fresh rosemary, 1 tbsp chopped fresh thyme, 1 1/2 tsp salt, and 1 tsp black pepper. Toss thoroughly to coat every piece in oil and herbs.
3. Step 3: Spread the vegetable mixture evenly on a large rimmed baking sheet in a single layer.
4. Step 4: Roast in the preheated oven for 35-40 minutes, stirring halfway through, until the pumpkin is tender and caramelized at the edges and the root vegetables are golden and cooked through.
5. Step 5: Remove from oven and serve warm as a hearty side dish that highlights the sweetness of the giant pumpkin.