Garlic Butter Crostini with Roasted Veggies

Featured in: Quick Meals

Golden baguette slices brushed with aromatic garlic butter, topped with creamy ricotta and a medley of charred zucchini, bell peppers, cherry tomatoes, and red onion. These crispy bites come together in just 40 minutes, making them ideal for entertaining or casual snacking.

Updated on Sat, 07 Feb 2026 10:42:00 GMT
Golden, crispy garlic butter crostini topped with creamy ricotta and colorful roasted vegetables on a rustic board. Save to Pinterest
Golden, crispy garlic butter crostini topped with creamy ricotta and colorful roasted vegetables on a rustic board. | buddybiteskitchen.com

The summer I discovered how magical roasted vegetables could be on crispy bread, my tiny apartment kitchen became the neighborhood gathering spot. I had an abundance of farmers market finds and a day old baguette, so I started experimenting. What came out of my oven was so vibrant and inviting that my roommate's friend who stopped by for coffee stayed through dinner. These crostini have that effect on people, they make casual moments feel like celebrations.

Last autumn my neighbor brought over an incredible baguette from her favorite bakery and we spent the whole afternoon trying different topping combinations. We roasted whatever vegetables we had on hand and ended up arguing over which version was best. Now whenever I make these, I think about how good food always brings people together, even if they can't agree on the perfect combination.

Ingredients

  • 1 baguette, sliced into rounds: Choose one with a crackly crust and airy interior, day old bread actually crisps up beautifully in the oven
  • 3 tbsp unsalted butter, softened: Room temperature butter spreads more evenly and melds perfectly with the garlic for that aromatic coating
  • 2 tbsp extra-virgin olive oil: This adds a fruity depth that butter alone can't provide, plus it helps the garlic butter go further
  • 2 garlic cloves, minced: Fresh garlic mellows beautifully when mixed with butter and baked, creating that irresistible savory note
  • 1 whole garlic clove: The raw clove rubs onto warm bread like magic, releasing just enough pungent perfume to wake up your palate
  • 1 small zucchini, diced: Zucchini becomes sweet and tender when roasted, providing a mild base for the bolder vegetables
  • 1 small red bell pepper and 1 small yellow bell pepper, diced: The peppers bring natural sweetness and gorgeous color that makes these crostini feel festive
  • 1 cup cherry tomatoes, halved: Cherry tomatoes concentrate into little flavor bombs in the oven, adding bursts of brightness to each bite
  • 1 small red onion, diced: Red onion mellows beautifully with roasting, adding just enough sharpness to cut through the rich cheese
  • 1 cup ricotta cheese: Whole milk ricotta creates the creamiest canvas, but part skim works if you're watching richness
  • 2 tbsp fresh basil leaves: Tear the basil by hand right before serving to release those aromatic oils that make everything taste fresher
  • 1 tbsp balsamic glaze: This optional drizzle adds a sweet tang that ties together the roasted vegetables and creamy cheese

Instructions

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Preheat your oven with purpose:
Set it to 425°F and line two baking sheets with parchment, this high heat is what creates those gorgeous charred edges on the vegetables.
Give your vegetables a toss:
In a large bowl, combine zucchini, both bell peppers, cherry tomatoes, and red onion with olive oil, oregano, pepper, and salt until everything is lightly coated.
Roast until vegetables are beautifully charred:
Spread them evenly on one prepared baking sheet and roast for 18 to 20 minutes, stirring halfway through so they develop those appealing dark spots.
Whisk up your garlic butter:
While vegetables work their magic, mix softened butter, minced garlic, and olive oil in a small bowl until you have a smooth, fragrant spread.
Transform bread into golden crostini:
Arrange baguette slices on your second baking sheet, brush each piece generously with the garlic butter, and bake for 6 to 8 minutes until they're golden and irresistibly crisp.
Add that final garlic kiss:
Remove the crostini while they're still warm and rub the top of each with your whole garlic clove, watching the aroma perfume your kitchen.
Build your masterpiece:
Spread ricotta generously on each crostini, pile on those roasted vegetables, then finish with basil, a crack of black pepper, and balsamic glaze if you're feeling fancy.
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Keeps spices within easy reach while cooking, helping you season dishes quickly during everyday meal prep.
Check price on Amazon
Charred zucchini and bell peppers garnish these easy, vegetarian garlic butter crostini with ricotta and balsamic glaze. Save to Pinterest
Charred zucchini and bell peppers garnish these easy, vegetarian garlic butter crostini with ricotta and balsamic glaze. | buddybiteskitchen.com

My sister served these at her engagement party and they disappeared so fast she barely got to taste one. The next morning she called to say multiple guests had already texted asking for the recipe. There's something about the combination that makes people instantly comfortable, like they've been welcomed into your kitchen with open arms.

Making Ahead Your Way

I've learned through countless parties that the vegetables actually develop deeper flavor if roasted a day ahead and stored in the refrigerator. The garlic butter can be mixed up to three days in advance, and the ricotta comes to room temperature so quickly. Just keep everything separate until you're ready to assemble, and you'll have appetizers ready in minutes.

Playing with Variations

During winter I swap the summer vegetables for butternut squash and Brussels sprouts, then finish with a drizzle of honey instead of balsamic. Spring calls for asparagus and peas with lemon zest. The beauty of this template is how it adapts to whatever's gorgeous at the market.

Serving Like a Pro

Arrange your crostini on a wooden board or marble slab with some extra basil leaves scattered around for that effortless Italian market look. I like to put the ricotta in a small bowl with a pretty spoon and let guests help themselves. Place everything within reach of where people are naturally gathering, and watch the conversation flow.

  • Set out small plates and cocktail napkins, these can get a little messy in the best way
  • Pair with a crisp white wine that won't compete with the vegetables
  • Have extra baguette slices ready in case someone wants to build their own
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Warm, toasted baguette slices brushed with garlic butter and piled high with savory roasted veggies for a quick appetizer. Save to Pinterest
Warm, toasted baguette slices brushed with garlic butter and piled high with savory roasted veggies for a quick appetizer. | buddybiteskitchen.com

These crostini have become my go to for everything from casual weeknight dinners to celebratory gatherings because they never fail to make people feel special. There's something about the combination of warm bread, roasted vegetables, and creamy cheese that feels like a hug on a plate.

Common Recipe Questions

Can I make these ahead of time?

Prepare the roasted vegetables and garlic butter up to a day in advance. Store them separately in the refrigerator. Toast the baguette slices fresh and assemble just before serving for optimal texture.

What vegetables work best for roasting?

Zucchini, bell peppers, cherry tomatoes, and red onion are excellent choices as they caramelize beautifully. You can also add eggplant, mushrooms, or asparagus depending on seasonality and preference.

How do I achieve perfectly crispy crostini?

Brush slices generously with the garlic butter mixture and bake at 425°F until golden brown, about 6–8 minutes. Watch closely to prevent burning. Rubbing with raw garlic while warm adds extra flavor.

Can I substitute the ricotta cheese?

Whipped feta, goat cheese, or vegan alternatives work wonderfully. For a lighter version, use herbed cream cheese or a cashew-based spread for dairy-free needs.

What pairs well with these crostini?

Crisp white wines like Pinot Grigio or Sauvignon Blanc complement the roasted vegetables. They also pair nicely with sparkling water or light salads for a complete appetizer spread.

Garlic Butter Crostini with Roasted Veggies

Golden baguette with garlic butter and roasted vegetables

Prep Time
15 minutes
Cook Time
25 minutes
Total Time
40 minutes
Created By Max Buddyfield

Recipe Category Quick Meals

Skill Level Easy

Cuisine Type Italian

Recipe Yield 8 Number of Servings

Dietary Preferences Suitable for Vegetarians

What You'll Need

For the Crostini

01 1 baguette, sliced into 1/2-inch rounds (about 8 pieces)
02 3 tbsp unsalted butter, softened
03 2 tbsp extra-virgin olive oil
04 2 garlic cloves, minced
05 1 garlic clove, whole (for rubbing)
06 Fine sea salt, to taste

For the Roasted Vegetables

01 1 small zucchini, diced
02 1 small red bell pepper, diced
03 1 small yellow bell pepper, diced
04 1 cup cherry tomatoes, halved
05 1 small red onion, diced
06 2 tbsp olive oil
07 1/2 tsp dried oregano
08 1/4 tsp freshly ground black pepper
09 Salt, to taste

For Topping

01 1 cup ricotta cheese
02 2 tbsp fresh basil leaves, thinly sliced
03 1 tbsp balsamic glaze (optional)
04 Freshly ground black pepper, for garnish

Steps to Follow

Step 01

Preheat Oven and Prepare Baking Sheet: Preheat oven to 425°F. Line a baking sheet with parchment paper.

Step 02

Season Vegetables: In a bowl, toss zucchini, bell peppers, cherry tomatoes, and red onion with 2 tbsp olive oil, oregano, pepper, and salt. Spread evenly on the prepared baking sheet.

Step 03

Roast Vegetables: Roast vegetables in the oven for 18-20 minutes, stirring once halfway, until charred and tender. Set aside.

Step 04

Prepare Garlic Butter: While vegetables roast, mix softened butter, minced garlic, and 2 tbsp olive oil in a small bowl.

Step 05

Prepare and Bake Crostini: Arrange baguette slices on a second baking sheet. Brush each slice with garlic butter mixture. Bake at 425°F for 6-8 minutes until golden and crisp.

Step 06

Rub with Garlic: Remove crostini from oven, and while still warm, rub the top of each with the whole garlic clove.

Step 07

Assemble Crostini: Spread a generous spoonful of ricotta on each crostini. Top with roasted vegetables.

Step 08

Garnish and Serve: Drizzle with balsamic glaze, sprinkle with fresh basil, and a little black pepper. Serve immediately.

Tools You'll Need

  • Chef's knife
  • Cutting board
  • 2 baking sheets
  • Mixing bowl
  • Pastry brush
  • Parchment paper

Allergy Warnings

Review each ingredient carefully for allergens. If unsure, consult with a healthcare provider.
  • Contains dairy (butter, ricotta)
  • Contains gluten (baguette)
  • For gluten-free, use gluten-free baguette. For dairy-free, use plant-based butter and cheese. Always check labels for hidden allergens.

Nutritional Info (per serving)

These details are for general information only. Always consult a healthcare professional for dietary concerns.
  • Calorie Count: 145
  • Fat Content: 7 grams
  • Carbohydrates: 15 grams
  • Protein Content: 4 grams