Sheet-Pan Roasted Veggie Caprese

Featured in: Comfort Food

This dish features tender roasted zucchini, red bell pepper, and onion, layered with fresh mozzarella, juicy tomato slices, and fragrant basil. Sandwiched between buttered sourdough slices, it’s grilled until golden and melty. The combination of caramelized vegetables and gooey cheese offers a vibrant twist on a classic comfort food. Optional balsamic glaze adds a subtle sweetness, balancing the fresh, savory flavors. Ideal for a quick, satisfying meal with seasonal vegetable goodness.

Updated on Fri, 28 Nov 2025 13:15:00 GMT
Sheet-Pan Roasted Veggie Caprese Grilled Cheese with melted mozzarella and garden-fresh tomatoes nestled in toasted sourdough. Save
Sheet-Pan Roasted Veggie Caprese Grilled Cheese with melted mozzarella and garden-fresh tomatoes nestled in toasted sourdough. | bakozy.com

A vibrant twist on the classic grilled cheese, featuring roasted seasonal vegetables, melty mozzarella, juicy tomatoes, and fresh basil—all sandwiched between golden, crisp sourdough slices.

This sandwich quickly became a family favorite whenever we wanted something comforting yet fresh and healthy.

Ingredients

  • Roasted Vegetables: 1 medium zucchini sliced into rounds 1 red bell pepper sliced 1 small red onion sliced 1 tablespoon olive oil 1/2 teaspoon kosher salt 1/4 teaspoon black pepper
  • Sandwich Assembly: 8 slices sourdough bread 8 ounces fresh mozzarella sliced 2 medium tomatoes sliced 1/3 cup fresh basil leaves 4 tablespoons unsalted butter softened Balsamic glaze to drizzle (optional)

Instructions

Step 1:
Preheat oven to 425°F (220°C) Line a sheet pan with parchment paper.
Step 2:
Arrange zucchini red bell pepper and red onion on the prepared pan Drizzle with olive oil salt and pepper Toss to coat and spread in a single layer.
Step 3:
Roast for 18 20 minutes flipping halfway until vegetables are tender and starting to caramelize Remove from oven and set aside.
Step 4:
Spread butter on one side of each bread slice.
Step 5:
On the unbuttered side of 4 bread slices layer mozzarella roasted vegetables tomato slices and basil Drizzle with balsamic glaze if desired.
Step 6:
Top each with the remaining bread slices buttered side out.
Step 7:
Heat a large nonstick skillet or griddle over medium heat Cook sandwiches in batches 3 4 minutes per side until bread is golden and cheese is melted.
Step 8:
Slice and serve warm.
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| bakozy.com

This recipe always brings the family together for a cozy meal filled with warmth and deliciousness.

Required Tools

Sheet pan parchment paper chefs knife skillet or griddle spatula

Allergen Information

Contains Wheat (bread) Milk (mozzarella butter) Double-check bread and cheese labels if allergies are a concern

Nutritional Information

Calories 420 Total Fat 20 g Carbohydrates 44 g Protein 16 g

A close-up of a perfectly grilled Sheet-Pan Roasted Veggie Caprese Grilled Cheese, showcasing colorful roasted veggies and bubbling cheese. Save
A close-up of a perfectly grilled Sheet-Pan Roasted Veggie Caprese Grilled Cheese, showcasing colorful roasted veggies and bubbling cheese. | bakozy.com

Enjoy this flavorful sandwich fresh off the griddle for the best taste and texture.

Recipe FAQ

What vegetables are used in this dish?

Zucchini, red bell pepper, and red onion are roasted to bring out their natural sweetness and added flavor.

Can I substitute other vegetables?

Yes, eggplant or mushrooms can be swapped in for seasonal variety and taste.

How is the sandwich cooked to achieve a crispy crust?

Each sandwich is cooked in a skillet or griddle over medium heat with buttered bread slices until the bread is golden and cheese has melted.

Is balsamic glaze necessary?

Balsamic glaze is optional but adds a sweet tang that complements the roasted vegetables and cheese beautifully.

What type of bread works best here?

Sourdough bread provides a sturdy, flavorful base that crisps well and holds the fillings without becoming soggy.

Sheet-Pan Roasted Veggie Caprese

Golden sourdough with roasted zucchini, peppers, mozzarella, tomato, and fresh basil, cooked to melty perfection.

Prep duration
20 min
Heat time
30 min
Complete duration
50 min
Created by Natalie Harris


Complexity Easy

Heritage Italian-American

Output 4 Portions

Nutrition specifications Meat-free

Components

Roasted Vegetables

01 1 medium zucchini, sliced into rounds
02 1 red bell pepper, sliced
03 1 small red onion, sliced
04 1 tablespoon olive oil
05 1/2 teaspoon kosher salt
06 1/4 teaspoon black pepper

Sandwich Assembly

01 8 slices sourdough bread
02 8 ounces fresh mozzarella, sliced
03 2 medium tomatoes, sliced
04 1/3 cup fresh basil leaves
05 4 tablespoons unsalted butter, softened
06 Balsamic glaze, to drizzle (optional)

Directions

Phase 01

Preheat Oven and Prepare Pan: Preheat oven to 425°F. Line a sheet pan with parchment paper.

Phase 02

Arrange and Season Vegetables: Place zucchini, red bell pepper, and red onion on the prepared pan. Drizzle with olive oil, kosher salt, and black pepper. Toss to coat evenly and spread in a single layer.

Phase 03

Roast Vegetables: Roast vegetables for 18 to 20 minutes, flipping halfway through, until tender and caramelized. Remove from oven and set aside.

Phase 04

Butter Bread Slices: Spread softened unsalted butter on one side of each bread slice.

Phase 05

Assemble Sandwiches: On the unbuttered side of four bread slices, layer fresh mozzarella, roasted vegetables, tomato slices, and basil leaves. Drizzle with balsamic glaze if desired.

Phase 06

Complete Sandwich Assembly: Top each with the remaining bread slices, ensuring the buttered sides face outward.

Phase 07

Cook Sandwiches: Heat a large nonstick skillet or griddle over medium heat. Cook sandwiches in batches, 3 to 4 minutes per side, until bread is golden brown and cheese has melted.

Phase 08

Serve: Slice sandwiches and serve warm.

Tools needed

  • Sheet pan
  • Parchment paper
  • Chef's knife
  • Nonstick skillet or griddle
  • Spatula

Allergy details

Review each component for potential allergens and if uncertain, we recommend consulting with a healthcare provider.
  • Contains wheat (bread) and milk (mozzarella, butter)

Nutrient breakdown (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Energy: 420
  • Fats: 20 g
  • Carbohydrates: 44 g
  • Proteins: 16 g