Easy Pesto Crostini: The Perfect Appetizer

Salads & Dressings

October 30, 2026

Pesto Crostini (Pesto on Toasted French Bread) – vegetarian recipe

Pesto crostini, nothing more than toasted French bread with a generous swipe of pesto, is the fastest appetizer I know — about 9 minutes from loaf to platter. With only two components, quality does all the work: a good baguette and a pesto you would happily eat with a spoon.

Forget tossing pesto with pasta for a moment. While it’s a classic for a reason, I’m here to share my absolute favorite, most irresistibly luscious way to enjoy this vibrant green sauce. Imagine this: crisp, golden-toasted slices of French bread, warm from the broiler, slathered with a generous layer of fragrant, nutty pesto. It’s a simple, elegant appetizer that steals the show every single time. Ready in minutes, devoured in seconds!

Ingredients

• MAKES 12 SLICES
• 12 slices French bread, about 1/2 inch or 1.25 cm thick
• 1/2 cup or 120 g (4.2 oz) Pesto, homemade or store-bought

Instructions

1. Preheat your broiler. Arrange the French bread slices in a single layer on a baking sheet.
2. Broil for 1-2 minutes per side, watching carefully, until each slice is lightly golden and crisp on both sides.
3. Remove the toasts from the oven and immediately spread about 2 teaspoons (10 ml / 0.3 fl oz) of pesto evenly over each warm slice.
4. Serve within 20 minutes for the best texture.

Nutritional Information

• Serving Size: 1 Pesto Crostini
• Calories: Approximately 125 kcal
• Carbohydrates: 12g
• Fat: 7g
• Protein: 3g
• (Note: Values are estimates and can vary based on specific used.)

Pro Tips

• For picnics, pack the toasted bread and pesto separately. Assemble just before serving to prevent sogginess.
• Elevate your crostini with toppings like a halved cherry tomato, a sprinkle of vegan Parmesan, or a drizzle of balsamic glaze.
• Use a day-old baguette for the crispiest toasts that hold up well to the pesto spread without becoming soft.
• Toast the bread slices up to a day in advance and store them in an airtight container at room temperature. Just add the pesto right before serving.

FAQ

Q: How can I make this pesto crostini recipe vegan
A: To make this recipe fully vegan, use a store-bought vegan pesto or a homemade version that substitutes nutritional yeast for Parmesan cheese. Most French bread is naturally vegan, but it’s always best to check the ingredients list for dairy or eggs.

Q: Can I add more protein to this vegetarian appetizer
A: Yes, you can easily boost the protein. Spread a layer of cannellini bean puree or hummus on the toast before adding the pesto. You can also top the crostini with a sprinkle of toasted pine nuts or hemp seeds for an extra protein kick.

Q: How do I prepare pesto crostini in advance for a party
A: For the best texture, toast the bread slices up to a day ahead and store them in an airtight container at room temperature. Keep the pesto in a separate container in the fridge. Assemble the crostini just before serving to prevent the bread from becoming soggy.

Q: What are some good gluten-free options for this recipe
A: To make this recipe gluten-free, simply substitute the French bread with slices from your favorite gluten-free baguette or bread. Toast them following the same instructions until they are golden and crisp.

More Recipes You’ll Love

Pesto Crostini (Pesto on Toasted French Bread) – vegetarian recipe
Stav Kogan

Pesto Crostini (Pesto on Toasted French Bread)

Crisp, golden-toasted slices of French bread, warm from the broiler, slathered with a generous layer of fragrant, nutty pesto. A simple, elegant appetizer that steals the show every single time. Ready in minutes, devoured in seconds!
Prep Time 5 minutes
Cook Time 4 minutes
Total Time 9 minutes
Servings: 12 SLICES
Calories: 125

Ingredients
  

  • 12 slices French bread, about 1/2 inch or 1.25 cm thick
  • 1/2 cup or 120 g (4.2 oz) Pesto, homemade or store-bought
  • For picnics, pack the toasted bread and pesto separately. Assemble just before serving to prevent sogginess.
  • Elevate your crostini with toppings like a halved cherry tomato, a sprinkle of vegan Parmesan, or a drizzle of balsamic glaze.
  • Use a day-old baguette for the crispiest toasts that hold up well to the pesto spread without becoming soft.
  • Toast the bread slices up to a day in advance and store them in an airtight container at room temperature. Just add the pesto right before serving.

Method
 

  1. Preheat your broiler.
  2. Arrange the French bread slices in a single layer on a baking sheet.
  3. Broil for 1-2 minutes per side, watching carefully, until each slice is lightly golden and crisp on both sides.
  4. Remove the toasts from the oven and immediately spread about 2 teaspoons (10 ml / 0.3 fl oz) of pesto evenly over each warm slice.
  5. Serve within 20 minutes for the best texture.

Nutrition

Calories: 125kcalCarbohydrates: 12gProtein: 3gFat: 7g

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