Steak Crostini with Horseradish Sauce is the show-stopping appetizer your party spread has been missing! This dish combines tender, juicy ribeye slices on crispy crostini, topped with a creamy horseradish sauce. Perfect for any occasion, from casual gatherings to elegant celebrations, this recipe brings bold flavors and a delightful presentation that will impress your guests.

Why You’ll Love This Recipe
- Quick and Easy: With just a few simple steps, you can whip up these crostinis in under 30 minutes.
- Flavor Explosion: The combination of savory ribeye and zesty horseradish sauce creates a mouthwatering taste sensation.
- Versatile Serving Options: Ideal as an appetizer at parties or as a unique snack during game day.
- Impressive Presentation: These crostinis not only taste great but also look fantastic on any platter.
- Customizable Toppings: Feel free to experiment with different cheeses or garnishes to suit your taste.
Tools and Preparation
Before you start making Easy Steak Crostini (with Horseradish Sauce), gather your essential tools to streamline the cooking process.
Essential Tools and Equipment
- Cast iron skillet or grill pan
- Cutting board
- Sharp knife
- Mixing bowl
- Baking sheet
Importance of Each Tool
- Cast iron skillet or grill pan: Perfect for searing the steak evenly, providing that delicious crust.
- Sharp knife: Essential for slicing the steak thinly and easily for perfect bite-sized pieces.
- Mixing bowl: Ideal for combining ingredients for the horseradish sauce without making a mess.
Ingredients
For the Steak
- 1 boneless ribeye steak (1″ – 1/2″ thick)
- ½ teaspoon kosher salt
For the Horseradish Sauce
- 1 Boursin cheese (garlic & herb flavor)
- 2 tablespoons water (or more for thinning out)
- ½ tablespoon creamed horseradish
For the Crostini
- 1 baguette (sliced into 1/2”-thick slices, approximately 20 slices)
- ¼ cup olive oil
Garnishes
- Balsamic glaze (to drizzle each crostini)
- 2 tablespoons fresh chives (chopped, to garnish each crostini)
How to Make Easy Steak Crostini (with Horseradish Sauce)
Step 1: Prepare the Steak
- Season the ribeye steak with kosher salt on both sides.
- Preheat your cast iron skillet or grill pan over medium-high heat until hot.
- Sear the steak for about 4-5 minutes on each side until it reaches your desired doneness.
Step 2: Make the Horseradish Sauce
- In a mixing bowl, combine Boursin cheese with water and creamed horseradish.
- Stir well until smooth. Add more water if necessary to achieve your preferred consistency.
Step 3: Assemble the Crostini
- Preheat your oven to 400°F (200°C).
- Brush baguette slices with olive oil on both sides and place them on a baking sheet.
- Bake in the oven for about 5-7 minutes or until golden brown and crispy.
Step 4: Slice and Serve
- Once cooked, let the steak rest for a few minutes before slicing it thinly against the grain.
- Top each toasted baguette slice with sliced steak and a generous dollop of horseradish sauce.
- Drizzle balsamic glaze over each crostini and sprinkle with fresh chives before serving.
Enjoy your Easy Steak Crostini (with Horseradish Sauce) as a delectable appetizer that’s sure to impress everyone at your gathering!
How to Serve Easy Steak Crostini (with Horseradish Sauce)
Serving Easy Steak Crostini with Horseradish Sauce is a delightful way to impress your guests. These savory bites are perfect for any gathering, and can be customized in various ways to suit different tastes.
Pair with Wine
- Red Wine: A full-bodied red like Cabernet Sauvignon complements the richness of the steak.
- White Wine: For a lighter option, try a crisp Chardonnay which balances the horseradish sauce well.
Add Fresh Veggies
- Arugula Salad: A simple arugula salad dressed with lemon adds freshness.
- Pickled Vegetables: Tangy pickled veggies provide a nice contrast to the creamy sauce.
Garnish Creatively
- Microgreens: Sprinkle microgreens on top for an elegant touch.
- Extra Chives: Additional chopped chives can enhance flavor and presentation.
Serve on a Platter
- Charcuterie Board: Arrange crostini on a charcuterie board with meats and cheeses for variety.
- Individual Plates: Serve each crostini on individual plates for a more formal dining experience.

How to Perfect Easy Steak Crostini (with Horseradish Sauce)
To make your Easy Steak Crostini truly shine, follow these helpful tips. With just a few adjustments, you can elevate this dish even further.
- Choose Quality Steak: Opt for high-quality ribeye for the best flavor and tenderness.
- Slice Thinly: Cut the steak into thin slices against the grain for maximum tenderness.
- Toast the Baguette: Lightly toast the baguette slices in olive oil to achieve the perfect crunch.
- Adjust Sauce Consistency: If needed, add more water to the horseradish sauce until it reaches your desired creaminess.
- Serve Immediately: Enjoy crostini right after assembly for optimal texture and taste.
- Experiment with Toppings: Try adding sliced jalapeños or roasted red peppers for extra flavor kick.
Best Side Dishes for Easy Steak Crostini (with Horseradish Sauce)
Pairing side dishes with your Easy Steak Crostini enhances the overall meal experience. Here are some great options that complement this appetizer beautifully.
- Garlic Mashed Potatoes: Creamy mashed potatoes flavored with garlic make for a comforting side.
- Roasted Asparagus: Crispy roasted asparagus provides a healthy and vibrant addition to your spread.
- Caprese Salad Skewers: These fresh skewers of mozzarella, tomatoes, and basil are refreshing and easy to eat.
- Creamy Coleslaw: A crunchy coleslaw adds texture and balances the rich flavors of the crostini.
- Bruschetta: Tomato bruschetta offers another delicious bread option bursting with flavor.
- Grilled Corn Salad: Sweet corn salad brings brightness and sweetness, making it an excellent pairing.
Common Mistakes to Avoid
When making Easy Steak Crostini (with Horseradish Sauce), it’s easy to overlook a few key details. Here are some common mistakes to avoid for the best results.
- Skipping the resting time: Not letting the steak rest after cooking can lead to dry meat. Always let it rest for at least 5 minutes before slicing.
- Overtoasting the bread: Toasting the crostini too long can make them hard and difficult to bite into. Aim for a light golden color for a perfect crunch.
- Using too much horseradish: While horseradish adds flavor, too much can overpower the dish. Start with a small amount and adjust to taste.
- Neglecting seasoning: Failing to season your steak properly can result in bland crostini. Use kosher salt generously before cooking to enhance flavor.
- Cutting against the grain: Slicing the steak with the grain can lead to tougher bites. Always cut against the grain for tender slices.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftover crostini in an airtight container.
- They will stay fresh for up to 2 days in the refrigerator.
Freezing Easy Steak Crostini (with Horseradish Sauce)
- Freeze cooked steak slices separately from crostini.
- Wrap tightly in plastic wrap or foil; they last up to 3 months.
Reheating Easy Steak Crostini (with Horseradish Sauce)
- Oven: Preheat oven to 350°F (175°C). Place crostini on a baking sheet for about 5-7 minutes until warm.
- Microwave: Heat on medium power for about 30 seconds. Check frequently to avoid overheating.
- Stovetop: Warm in a skillet over low heat, turning occasionally until heated through.
Frequently Asked Questions
Here are some frequently asked questions about Easy Steak Crostini (with Horseradish Sauce) that may help clarify your doubts.
What kind of steak is best for Easy Steak Crostini?
Ribeye steak is ideal due to its tenderness and flavor, but you can also use sirloin or flank steak if preferred.
Can I make the horseradish sauce ahead of time?
Yes, you can prepare the horseradish sauce a day in advance and store it in the refrigerator. Just give it a good stir before serving.
What can I substitute for Boursin cheese?
If you don’t have Boursin cheese, you can use cream cheese mixed with garlic powder and herbs as an alternative.
How do I customize my Easy Steak Crostini?
Feel free to add toppings like arugula, pickled onions, or even different cheeses based on your taste preferences!
Final Thoughts
Easy Steak Crostini (with Horseradish Sauce) makes an impressive appetizer that blends flavors beautifully. This recipe is versatile, allowing you to customize toppings and sauces according to your preference. We encourage you to give it a try—it’s sure to be a hit at any gathering!

Easy Steak Crostini with Horseradish Sauce
- Total Time: 30 minutes
- Yield: Serves approximately 10 crostinis 1x
Description
Indulge in the delectable flavors of Easy Steak Crostini with Horseradish Sauce, a show-stopping appetizer that’s perfect for any gathering. This elegant treat features tender ribeye slices served atop crispy baguette crostini, all drizzled with a creamy horseradish sauce. Whether you’re hosting a casual get-together or an upscale celebration, these savory bites are sure to impress your guests with their bold taste and beautiful presentation. Quick to prepare in under 30 minutes, this delightful dish is not only versatile for various occasions but also customizable to suit your flavor preferences.
Ingredients
- 1 boneless ribeye steak (1" – 1/2" thick)
- ½ teaspoon kosher salt
- 1 Boursin cheese (garlic & herb flavor)
- 2 tablespoons water
- ½ tablespoon creamed horseradish
- 1 baguette, sliced into 20 pieces
- ¼ cup olive oil
- Balsamic glaze and fresh chives for garnish
Instructions
- Season ribeye steak with kosher salt. Preheat a cast iron skillet over medium-high heat and sear the steak for 4-5 minutes on each side until desired doneness.
- In a mixing bowl, combine Boursin cheese, water, and creamed horseradish until smooth.
- Preheat oven to 400°F (200°C). Brush baguette slices with olive oil and bake for 5-7 minutes until golden brown.
- Let the steak rest before slicing thinly against the grain. Top each crostini with sliced steak and a generous dollop of horseradish sauce, then finish with balsamic glaze and chopped chives.
- Prep Time: 15 minutes
- Cook Time: 15 minutes
- Category: Appetizer
- Method: Grilling/Baking
- Cuisine: American
Nutrition
- Serving Size: 1 crostini (40g)
- Calories: 120
- Sugar: 0g
- Sodium: 250mg
- Fat: 8g
- Saturated Fat: 3g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 8g
- Fiber: 0g
- Protein: 5g
- Cholesterol: 25mg
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