Rainbow Spectrum Vegetable Tart

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A vibrant tart featuring layered vegetable slices arranged like a prismatic rainbow, finished with a lemon-herb glaze that captures the essence of sunlight. This mediterranean-inspired vegetarian ready in about 53 minutes layers sheet (17 oz) puff pastry, medium, thinly sliced zucchini, medium, thinly sliced red bell pepper into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 320 calories and feeds 6, so it slots into a weekend bake or a special-occasion dessert tray. 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 (10 ratings) Prep: 25 min Cook: 28 min Serves 6 Mediterranean cuisine 320 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F (190°C). Roll out puff pastry on a floured surface to fit a 9-inch tart pan, pressing into edges and trimming excess.
  2. Step 2: Arrange zucchini slices in a single layer over the pastry, followed by red bell pepper, yellow bell pepper, carrot, and red onion in concentric circles to create a rainbow pattern.
  3. Step 3: Brush vegetables with 1 tbsp olive oil and sprinkle with 1/2 tsp salt, then bake for 25-30 minutes until edges are golden and vegetables are tender.
  4. Step 4: Whisk together lemon zest, juice, dill, and remaining 1 tbsp olive oil. Drizzle over warm tart until evenly coated and glossy.

Equipment for this recipe

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Frequently asked questions

How long does Rainbow Spectrum Vegetable Tart take to make?

Total time is about 53 minutes (25 min prep + 28 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Rainbow Spectrum Vegetable Tart?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Rainbow Spectrum Vegetable Tart?

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 Rainbow Spectrum Vegetable Tart 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 Rainbow Spectrum Vegetable Tart?

Mediterranean 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.

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