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Appetizers / Crispy Radish and Herb Butter Crostini: The Best Spring Snack

Crispy Radish and Herb Butter Crostini: The Best Spring Snack

February 5, 2026 by JenniferAppetizers

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Spring is my absolute favorite season; it brings a fresh sense of renewal, and with it, an abundance of vibrant flavors. One sunny afternoon, as I ambled through the local farmer’s market, the sight of crisp, colorful radishes caught my eye, whispering promises of peppery delight. That’s when I realized I needed to pair them with something equally bright and flavorful. Enter my Crispy Radish and Herb Butter Crostini—a dish that turns simple ingredients into an elegant snack.

Imagine a perfectly toasted baguette, its golden crust giving way to a luscious, herb-infused butter, topped with those crunchy radishes. It’s like a bite of spring on a plate! Not only is this appetizer easy to whip up, but it also adapts beautifully to various dietary needs, catering to both gluten-free and dairy-free eaters. Whether it’s for a cheerful gathering with friends or a light afternoon munch, these crostinis are sure to impress. Join me as I guide you through crafting this delightful dish that will certainly elevate your springtime snacking!

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Why is Crispy Radish and Herb Butter Crostini Perfect?

Freshness in Every Bite: The combination of crunchy radishes and creamy herb butter makes every bite feel like spring itself.
Simple Yet Elegant: With just a handful of ingredients, you’ll impress friends and family with this chic appetizer.
Versatile Ingredients: Swap radishes for cucumbers or change up the herbs to create new flavor profiles.
Healthier Snacking: Low in calories but high in flavor, it’s a guilt-free indulgence for anyone.
Quick Prep: Ready in no time, making it an ideal choice for spontaneous gatherings or brightening up your day! Pair it with a refreshing drink like sparkling water with lemon for an irresistible treat.

Crispy Radish and Herb Butter Crostini Ingredients

For the Crostini
• Baguette – Use a fresh baguette for the best crispy texture.
• Radishes – Adds a crunchy texture and peppery flavor; soak in cold water if you prefer less spice.

For the Herb Butter
• Butter – For creaminess and rich flavor; remember to bring it to room temperature for easy spreading.
• Fresh Parsley – Provides aromatic freshness; can be substituted with dill for a unique twist.
• Chives – Compliments the butter with a mild onion flavor; you could swap with green onions if desired.
• Lemon Zest – Brightens the herb butter; freshly grated provides a stronger flavor to lift the dish.

This list gives you everything you need to create the perfect Crispy Radish and Herb Butter Crostini that will charm your guests and delight your taste buds!

How to Make Crispy Radish and Herb Butter Crostini

  1. Prepare Herb Butter: In a mixing bowl, blend the softened butter with chopped parsley, chives, and lemon zest until smooth and creamy. This delightful combo brings a pop of flavor to your crostini.
  2. Toast Bread: Slice the baguette into 1/2-inch thick pieces and toast them in a 400°F (200°C) oven or on a grill until golden and crispy. Aim for a firm texture without over-drying.
  3. Slice Radishes: Using a mandoline slicer or a sharp knife, create thin, even slices of fresh radishes. Aim for about 1/8-inch thickness to showcase their crunch and vibrant color.
  4. Assemble Crostini: Spread a generous layer of your herb butter on each toasted baguette slice. Top each with radish slices right before serving to ensure they stay crunchy and fresh.
  5. Serve Immediately: Plate the assembled crostini and enjoy them warm or at room temperature. These bites are best when enjoyed fresh to appreciate the flavors and textures fully.

Optional: Garnish with a sprinkle of sea salt for an extra flavor boost.

Exact quantities are listed in the recipe card below.

How to Store and Freeze Crispy Radish and Herb Butter Crostini

Fridge: Store leftover herb butter in an airtight container for up to 2 days. It enhances in flavor and can be spread on various snacks or dishes!

Room Temperature: Assemble crostini just before serving for maximum crunch; it’s best enjoyed immediately as pre-assembled crostini can become soggy.

Freezer: While I don’t recommend freezing assembled crostini due to texture loss, you can freeze the herb butter for up to 3 months. Thaw in the fridge before using.

Reheating: To refresh any leftover crostini, re-toast in a 350°F (175°C) oven for 5 minutes until crispy again. Enjoy that delightful bite of your crispy radish and herb butter crostini!

What to Serve with Crispy Radish and Herb Butter Crostini?

Pairing this delightful crostini with complementary flavors will enhance your springtime appetizers and elevate any gathering.

  • Light Sauvignon Blanc: This crisp wine compliments the peppery radish and fresh herbs perfectly while cleansing the palate.
  • Crisp Green Salad: A simple salad with mixed greens and a lemon vinaigrette provides a fresh, zesty contrast that refreshes your taste buds.
  • Chilled Asparagus Soup: The creamy texture of the soup paired with the crunch of the crostini makes a harmonious and elegant pairing.
  • Roasted Beet Salad: Earthy beets add a subtle sweetness, enhancing both the radish’s pepperiness and flavor complexity of the herb butter.

For a gorgeous presentation, consider serving these with a colorful charcuterie board full of fruits and cheeses.

  • Sparkling Lemonade: This tangy drink complements the herb butter, balancing flavors and offering a bubbly zest to your meal.
  • Fruit Sorbet: A light berry sorbet can provide a refreshing end to your meal, perfectly contrasting the savory crostini and enticing the taste buds with its fruity sweetness.

Expert Tips for Crispy Radish and Herb Butter Crostini

  • Fresh Ingredients: Use the freshest radishes and herbs you can find; prioritize quality for the best flavor in your crispy radish and herb butter crostini.
  • Butter Temperature: Ensure your butter is at room temperature for easy spreading; cold butter can tear the baguette, leading to a less-than-perfect crostini.
  • Thin Radish Slices: Slice radishes thinly and evenly; irregular slices can create uneven bites, which may disrupt the enjoyable crunch you expect.
  • Crisp Baguette: Toast the baguette until golden but not too hard; over-toasting can lead to a dry crostini, making it challenging to enjoy with the herb butter.
  • Serve Fresh: Assemble right before serving to retain that delightful crunch; soggy crostini from pre-assembly can spoil the experience.

Crispy Radish and Herb Butter Crostini Variations

Feel free to get creative and tailor this recipe to your taste with these fun and exciting twists!

  • Dairy-Free: Use plant-based butter and coconut yogurt to keep it creamy without the dairy.
  • Herb Swap: Substitute fresh parsley and chives with fresh dill or basil for a completely new flavor profile. Dill brings a refreshing zing, while basil offers a touch of sweetness.
  • Radish Alternatives: Replace radishes with thinly sliced cucumbers or snap peas for a crunchy twist that’s equally delightful. Cucumbers give a milder, fresh taste perfect for hot days, while snap peas add a sweet crunch.
  • Spice it Up: Add a sprinkle of red pepper flakes or thinly sliced jalapeños for a bit of heat that contrasts beautifully with the creamy herb butter. Just a little kick can elevate the entire dish.
  • Chunky Texture: Mix in some diced pickles or capers into the herb butter for added flavor and texture. This savory addition gives a lovely briny depth that enhances the snacking experience.
  • Seasoned Crostini: Before toasting, brush the baguette slices with garlic-infused olive oil for an extra savory punch. The aroma alone will make your kitchen feel heavenly!
  • Zesty Citrus: Add a splash of orange juice or zest into the herb butter for a hint of sweetness and brightness that pairs beautifully with the radishes. It’s a delightful surprise in every bite!
  • Nutty Finish: Top with toasted sunflower seeds or chopped walnuts to introduce a delightful crunch and nutty flavor, creating layers of texture that make each bite more satisfying.

Let your imagination run wild as you tailor these Crispy Radish and Herb Butter Crostini to your unique palate—each version is bound to leave you enchanted!

Crispy Radish and Herb Butter Crostini Recipe FAQs

How do I select the best radishes for my crostini?
Absolutely! Look for firm, bright radishes with smooth skin and vibrant color. Avoid any that have dark spots or are soft to the touch, as these indicate overripeness. Keeping them stored in a cool, dark place can help maintain their freshness longer.

How should I store any leftover herb butter?
You can store leftover herb butter in an airtight container in the refrigerator for up to 2 days. This will keep it fresh and flavorful! To bring it back to spreadable consistency later, just let it sit at room temperature for about 10 minutes before using.

Can I freeze the herb butter, and if so, how?
Definitely! To freeze herb butter, scoop it into an ice cube tray or wrap it in parchment paper to form a log. Wrap this tightly in plastic wrap and place it in a freezer bag. You can keep it frozen for up to 3 months! Whenever you’d like to use it, simply thaw overnight in the fridge or allow it to sit at room temperature for a short while.

What should I do if my crostini becomes soggy?
If you find your crostini have lost their crunch, re-toast them in a preheated oven at 350°F (175°C) for about 5 minutes. This will help regain that crispy texture! Just remember, assembling with the radishes just before serving is key to maintaining that satisfying bite.

Are these crostinis safe for dogs?
While the crostini themselves are technically safe, the herb butter may contain ingredients like garlic and chives that are harmful to dogs. It’s best to keep these treats for yourself, and share only plain, unseasoned bread if you want to indulge your furry friend!

Can I adapt this recipe for a gluten-free or dairy-free diet?
Very! For a gluten-free version, simply select a gluten-free baguette. If you’re looking to make it dairy-free, substitute regular butter with a plant-based alternative, and use a dairy-free yogurt option in place of the herb butter. These adjustments will still let you enjoy the delightful flavors of the Crispy Radish and Herb Butter Crostini!

Crispy Radish and Herb Butter Crostini

Crispy Radish and Herb Butter Crostini

Crispy Radish and Herb Butter Crostini is a vibrant spring snack that combines crunchy radishes with creamy herb butter on toasted baguette slices.
Print Recipe Pin Recipe
Prep Time 15 minutes mins
Cook Time 10 minutes mins
Total Time 25 minutes mins
Servings: 4 crostinis
Course: Appetizers
Cuisine: American
Calories: 120
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Crostini
  • 1 loaf Baguette Use a fresh baguette for the best crispy texture.
  • 6 medium Radishes Adds a crunchy texture and peppery flavor; soak in cold water if you prefer less spice.
For the Herb Butter
  • 1/2 cup Butter For creaminess and rich flavor; remember to bring it to room temperature for easy spreading.
  • 1/4 cup Fresh Parsley Provides aromatic freshness; can be substituted with dill for a unique twist.
  • 2 tablespoons Chives Compliments the butter with a mild onion flavor; you could swap with green onions if desired.
  • 1 teaspoon Lemon Zest Brightens the herb butter; freshly grated provides a stronger flavor to lift the dish.

Equipment

  • Mixing bowl
  • Mandoline Slicer
  • Oven
  • Knife

Method
 

Preparation
  1. In a mixing bowl, blend the softened butter with chopped parsley, chives, and lemon zest until smooth and creamy.
  2. Slice the baguette into 1/2-inch thick pieces and toast them in a 400°F (200°C) oven or on a grill until golden and crispy.
  3. Using a mandoline slicer or a sharp knife, create thin, even slices of fresh radishes.
  4. Spread a generous layer of your herb butter on each toasted baguette slice. Top each with radish slices right before serving.
  5. Plate the assembled crostini and enjoy them warm or at room temperature.

Nutrition

Serving: 1crostiniCalories: 120kcalCarbohydrates: 15gProtein: 2gFat: 6gSaturated Fat: 4gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 2.5gCholesterol: 15mgSodium: 150mgPotassium: 80mgFiber: 1gSugar: 1gVitamin A: 500IUVitamin C: 10mgCalcium: 20mgIron: 0.5mg

Notes

Optional: Garnish with a sprinkle of sea salt for an extra flavor boost. Use the freshest ingredients for the best flavor.

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Let us know how it was!
Crispy Radish and Herb Butter Crostini
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