Easy Steak Crostini (with Horseradish Sauce)
Steak Crostini with Horseradish Sauce is the show-stopping appetizer your party spread has been missing! Tender, juicy ribeye slices are served on top of crostini and finished with a creamy, cheesy horseradish sauce. This dish is perfect for any occasion, from casual gatherings to elegant dinner parties. Its unique combination of flavors and textures makes it a standout choice that will impress your guests.

Why You’ll Love This Recipe
- Easy to Prepare: This recipe takes only 23 minutes from start to finish, making it perfect for busy hosts.
- Flavor Explosion: The combination of tender steak and zesty horseradish sauce delivers a delicious bite every time.
- Versatile Appetizer: Whether you’re serving it at a party or enjoying it as a snack, this crostini fits any setting.
- Impressive Presentation: The colorful garnishes and drizzled balsamic glaze make these crostini visually stunning.
- Customizable: Feel free to adjust the toppings or sauces based on your preferences for a personalized touch.
Tools and Preparation
Having the right tools makes preparing Easy Steak Crostini (with Horseradish Sauce) a breeze. Gather these essentials before you start cooking.
Essential Tools and Equipment
- Cast iron skillet or grill pan
- Knife
- Cutting board
- Mixing bowl
- Baking sheet
Importance of Each Tool
- Cast iron skillet or grill pan: Ideal for achieving a perfect sear on the ribeye steak while locking in juices.
- Knife: A sharp knife ensures clean cuts of steak and crostini, enhancing presentation.
- Mixing bowl: Necessary for combining ingredients for the horseradish sauce smoothly.
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
- 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.
- Heat your cast iron skillet or grill pan over medium-high heat until hot.
- Sear the steak for about 4 minutes on each side or until it reaches your desired doneness.
- Remove from heat and let it rest for at least 5 minutes before slicing thinly.
Step 2: Make the Horseradish Sauce
- In a mixing bowl, combine the Boursin cheese and creamed horseradish.
- Add water gradually until you reach your preferred sauce consistency. Mix well until smooth.
Step 3: Prepare the Crostini
- Preheat your oven to 400°F (200°C).
- Arrange baguette slices on a baking sheet and brush both sides with olive oil.
- Toast in the oven for about 5-7 minutes until golden brown and crispy.
Step 4: Assemble Your Crostini
- Place thinly sliced steak atop each toasted baguette slice.
- Generously drizzle with horseradish sauce.
- Finish with a balsamic glaze drizzle and sprinkle chopped chives for garnish.
Now you have an irresistible platter of Easy Steak Crostini (with Horseradish Sauce) ready to delight your guests! Enjoy!
How to Serve Easy Steak Crostini (with Horseradish Sauce)
Serving Easy Steak Crostini (with Horseradish Sauce) can elevate any gathering. These savory bites are not only delicious but also visually appealing, making them a perfect appetizer or snack for your guests.
Casual Gatherings
- Wine Pairing: Serve with a light red wine, such as Pinot Noir, to complement the rich flavors of the steak.
- Charcuterie Board: Include crostini alongside cured meats and cheeses for a diverse platter that excites the palate.
Formal Events
- Elegant Presentation: Arrange the crostini on a tiered stand for an eye-catching display at upscale parties.
- Garnish with Chives: Sprinkle fresh chopped chives over each crostini right before serving to add freshness and color.
Game Day Snacks
- Finger Food: Perfect as a hearty finger food option during game day celebrations, allowing guests to enjoy without utensils.
- Dipping Stations: Offer additional dipping sauces like spicy mustard or aioli alongside the crostini for variety.
Holiday Celebrations
- Festive Touches: Drizzle balsamic glaze artfully over the crostini for a festive look during holiday gatherings.
- Themed Pairings: Pair with seasonal sides like roasted vegetables or winter salads to create a complete meal experience.

How to Perfect Easy Steak Crostini (with Horseradish Sauce)
To get the most out of your Easy Steak Crostini (with Horseradish Sauce), consider these helpful tips for perfection.
- seasoning: Season the ribeye steak generously with kosher salt to enhance its natural flavors.
- Perfectly cooked steak: Aim for medium-rare doneness to keep the meat tender and juicy; use a meat thermometer for accuracy.
- Crispy crostini: Toast baguette slices until golden brown to create a perfect base that contrasts nicely with the creamy sauce.
- Sauce consistency: Adjust the horseradish sauce’s thickness by adding more water if needed; it should be creamy but spreadable.
- Fresh ingredients: Use fresh chives and high-quality olive oil for the best flavor in your final dish.
- Serve immediately: For optimal taste and texture, serve the crostini right after assembling them to avoid sogginess.
Best Side Dishes for Easy Steak Crostini (with Horseradish Sauce)
Pairing your Easy Steak Crostini (with Horseradish Sauce) with complementary side dishes can enhance your meal. Here are some excellent options:
- Garlic Roasted Potatoes: Crispy potatoes seasoned with garlic and herbs provide a hearty side that complements steak beautifully.
- Caesar Salad: A crisp salad with romaine lettuce, parmesan cheese, and croutons adds freshness and balance to your meal.
- Bruschetta: Fresh tomato bruschetta offers a light and tangy contrast that pairs well with rich steak flavors.
- Grilled Asparagus: Tender asparagus spears grilled with olive oil make a simple yet elegant side dish that enhances presentation.
- Stuffed Mushrooms: Savory stuffed mushrooms filled with cheese and herbs can be an excellent addition for those who enjoy bite-sized treats.
- Roasted Brussels Sprouts: Caramelized Brussels sprouts provide a slightly sweet and nutty flavor that rounds out your appetizer spread.
Common Mistakes to Avoid
When making Easy Steak Crostini (with Horseradish Sauce), it’s important to avoid common errors that could affect your dish. Here are a few to keep in mind:
- Overcooking the steak: Cooking the ribeye for too long can make it tough. Aim for medium-rare for the best texture.
- Using stale bread: Fresh baguette is key for crispy crostini. Always use fresh bread to ensure a delightful crunch.
- Skipping the seasoning: Not seasoning the steak properly can lead to bland flavor. A little kosher salt goes a long way in enhancing taste.
- Ignoring sauce consistency: If your horseradish sauce is too thick, it won’t spread well. Add water gradually to achieve the right creamy texture.
- Neglecting garnishes: Failing to garnish with fresh chives can make your crostini look less appealing. A sprinkle of chives adds color and freshness.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftovers in an airtight container.
- Keep them in the fridge for up to 3 days.
Freezing Easy Steak Crostini (with Horseradish Sauce)
- To freeze, separate crostini from toppings.
- Place them in a freezer-safe bag for up to 2 months.
Reheating Easy Steak Crostini (with Horseradish Sauce)
- Oven: Preheat to 350°F (175°C) and heat for about 10 minutes until warm.
- Microwave: Use medium power and heat in short bursts, checking often to avoid sogginess.
- Stovetop: Reheat on low heat in a skillet, adding a splash of olive oil if needed.
Frequently Asked Questions
Here are some common questions about Easy Steak Crostini (with Horseradish Sauce) that might help you:
Can I use other cuts of steak?
Yes, while ribeye is ideal, you can try flank or sirloin steaks for different flavors.
What can I substitute for Boursin cheese?
Cream cheese mixed with herbs is a great alternative if Boursin isn’t available.
How do I make the horseradish sauce spicier?
Add more creamed horseradish gradually until you reach your desired level of heat.
Can I prepare this appetizer ahead of time?
Definitely! You can prepare the steak and sauce ahead, then assemble just before serving.
Final Thoughts
Easy Steak Crostini (with Horseradish Sauce) is not only delicious but also versatile. It makes a fantastic appetizer for any gathering or party. Feel free to customize it by adding different toppings or sauces based on your preferences!

Easy Steak Crostini with Horseradish Sauce
- Total Time: 23 minutes
- Yield: Serves approximately 10 (based on total crostini) 1x
Description
Easy Steak Crostini with Horseradish Sauce is the ultimate appetizer that will steal the spotlight at your next gathering. This dish features tender, juicy ribeye steak slices served atop crispy crostini and topped with a creamy horseradish sauce that adds a delightful kick. Perfect for any occasion, from casual get-togethers to elegant dinner parties, these crostini are not only simple to prepare but also visually stunning. Impress your guests with this gourmet treat that combines bold flavors and textures in every bite.
Ingredients
- 1 boneless ribeye steak (1" 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 (for drizzling)
- 2 tablespoons fresh chives (chopped)
Instructions
- Season the ribeye steak with kosher salt and sear in a hot cast iron skillet for about 4 minutes per side until desired doneness. Let rest before slicing thinly.
- In a mixing bowl, combine Boursin cheese and creamed horseradish. Add water gradually until smooth.
- Preheat oven to 400°F. Brush baguette slices with olive oil and toast on a baking sheet for 5-7 minutes until golden brown.
- Assemble crostini by placing steak on toasted baguette, drizzling with horseradish sauce, and finishing with balsamic glaze and chopped chives.
- Prep Time: 10 minutes
- Cook Time: 13 minutes
- Category: Appetizer
- Method: Grilling
- Cuisine: American
Nutrition
- Serving Size: 1 crostini (55g)
- Calories: 150
- Sugar: 1g
- Sodium: 350mg
- Fat: 8g
- Saturated Fat: 3g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 12g
- Fiber: 1g
- Protein: 7g
- Cholesterol: 30mg