Roast Beef Crostini with Caper-Herb Mayonnaise

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A Note from Feedfeed

For an easy holiday appetizer, look no further than this these Roast Beef Crostinis with Sir Kensington's Avocado Oil Mayonnaise. Served on a garlicky, toasted baguette, these two-bite starters are the perfect way to get your party going. You might want to go ahead and make a double batch of this caper-herb spread, because it’s the perfect condiment for sandwiches, wraps, and toasts. Now, don’t be shy with that Parmesan, either!
 

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  • Recipe Card
Prep time 10mins
Cook time 10mins
Serves or Makes: 32 crostinis

Recipe Card

ingredients

  • 1 French baguette, cut into ½ inch slices
  • 2 tablespoons extra-virgin olive oil, divided
  • 2 large garlic cloves, halved
  • 1/2 cup Sir Kensington’s Avocado Oil Mayonnaise
  • 1/3 cup mixed fresh herbs, (parsley, dill and chives)
  • 2 tablespoons capers, drained and rinsed
  • 1 tablespoon prepared horseradish
  • Kosher salt and freshly ground black pepper, to taste
  • 1 pound rare roast beef, thinly sliced from deli counter
  • 1 Handful arugula
  • Freshly shaved Parmesan, as needed
  • Fresh lemon juice, To Taste
  • Flaky salt

Method

  • Step 1

    Preheat oven to 425°F and line a baking sheet with parchment paper.

  • Step 2

    Arrange crostinis on baking sheet and drizzle with 1 tablespoon of olive oil. Toast in oven until golden brown, about 6-8 minutes. Remove from oven and rub each crostini with interior of garlic cloves.

  • Step 3

    In a small bowl, combine mayonnaise, herbs, capers, and remaining 1 tablespoon of olive oil. Season with salt and pepper to taste.

  • Step 4

    Spread caper-herb mayonnaise on each crostini and top with one slice of roast beef, a couple arugula leaves, fresh Parmesan, a squeeze of lemon, and flaky salt. Serve immediately.