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Roast Beef Crostini served on slices of baguette, topped with microgreens, a dollop of cream, and pomegranate seeds on a dark green plate.

Roast Beef Crostini

These festive Roast Beef Crostini with horseradish sauce are a simple and delicious appetizer your friends and family will love!
4.95 from 52 votes
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Prep Time 25 minutes
Cook Time 10 minutes
Total Time 35 minutes
Course Appetizer
Cuisine American
Servings 28 crostini

Equipment

  • Baking Sheet
  • mixing bowl
  • Measuring cups

Ingredients
  

  • 1 baguette
  • olive oil can also use olive oil spray
  • 2 tablespoon prepared horseradish
  • 2 tablespoon green onion, minced
  • ½ cup mayonnaise
  • ½ cup sour cream
  • ½ lemon, juice of
  • salt & pepper
  • ½ lb roast beef, shaved
  • balsamic glaze
  • micro arugula can substitute with baby arugula
  • pomegranate seeds optional
  • flaky sea salt optional

Instructions
 

  • Preheat the oven to 350 degree F.
    Cut baguette into ½ inch sliced. (You should get between 25 - 30 pieces.)
    Brush both sides with a little olive oil and bake at 350 F for 7-8 minutes, flipping halfway through.
    Remove from the oven and allow to cool slightly.
  • In a medium size mixing bowl combine horseradish, sour cream, mayonnaise, minced green onion, the juice of half a lemon and a pinch of salt and pepper. Stir until well combined.
  • To assemble the crostini spread a little of the horseradish sauce on each crostini. Layer on some roast beef then add a dollop of horseradish sauce and a dot or two of balsamic glaze. Garnish with micro arugula and pomegranate seeds if desired. Finish with a little fresh cracked pepper and some flaky sea salt.
    Serve and enjoy!
Keyword Christmas, Holiday
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