Lentil & Vegetable Sheet Pan Supper

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A one-sheet pan meal featuring earthy lentils and colorful vegetables, roasted to caramelized perfection with minimal cleanup. This mediterranean-inspired sheet pan (vegetarian) ready in about 50 minutes pairs dried green lentils, olive oil, dried rosemary for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 320 calories and feeds 4, 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.

★ 3.6 (13 ratings) Prep: 20 min Cook: 30 min Serves 4 Mediterranean cuisine 320 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 400°F (200°C). Place 1 cup dried green lentils in a bowl, cover with 2 cups boiling water, and let soak for 15 minutes while preparing other ingredients.
  2. Step 2: In a large bowl, toss 2 medium peeled carrots (cut into 1/2-inch coins) and 1 medium zucchini (cut into 1/2-inch half-moons) with 2 tbsp olive oil, 1 tsp dried rosemary, 1/2 tsp garlic powder, 1/4 tsp salt, and 1/4 tsp black pepper until evenly coated.
  3. Step 3: Drain the lentils and add them to the vegetable mixture, tossing to combine with the oil and spices.
  4. Step 4: Spread the lentil-vegetable mixture in a single layer on a parchment-lined baking sheet, ensuring pieces aren't overlapping to promote even browning.
  5. Step 5: Roast for 25-30 minutes, stirring once halfway through, until the carrots are tender when pierced with a fork and the edges of the vegetables are slightly caramelized.
  6. Step 6: Remove from oven and let rest for 5 minutes before serving warm as a complete meal or alongside a simple green salad.

Equipment for this recipe

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Frequently asked questions

How long does Lentil & Vegetable Sheet Pan Supper take to make?

Total time is about 50 minutes (20 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 Lentil & Vegetable Sheet Pan Supper?

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 dried green lentils from drying out.

Can I substitute ingredients in Lentil & Vegetable Sheet Pan Supper?

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 Lentil & Vegetable Sheet Pan Supper for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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 Lentil & Vegetable Sheet Pan Supper 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.

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