Description
Savory and satisfying, Steak Crostini with Horseradish Sauce and Caramelized Onions is the perfect bite-sized appetizer for any occasion.
Ingredients
Scale
- 1 lb beef tenderloin or sirloin steak
- 1 baguette, sliced
- 2 yellow onions, thinly sliced
- 2 tbsp olive oil
- 1/2 tsp sea salt
- 1/2 tsp cracked black pepper
- 1/2 cup sour cream
- 2 tbsp prepared horseradish
- 1 tsp Dijon mustard
- 1 tsp lemon juice
- Fresh chives or parsley for garnish
Instructions
- Preheat oven to 375°F. Slice baguette, brush with olive oil, and toast until golden.
- Season steak with salt and pepper. Sear in hot skillet until medium rare. Rest 10 minutes, then slice thinly.
- In a skillet, cook onions with olive oil and a pinch of salt on low heat for 30–45 minutes until caramelized.
- Mix horseradish, sour cream, mustard, lemon juice, and salt to make sauce. Chill until ready.
- Assemble crostini: spread horseradish sauce, add steak slice, top with caramelized onions, and garnish.
Notes
- Prep Time: 15 minutes
- Cook Time: 45 minutes
- Category: Appetizer
- Method: Baking and Searing
- Cuisine: American
Nutrition
- Serving Size: 1 crostini
- Calories: 120
- Sugar: 1g
- Sodium: 250mg
- Fat: 7g
- Saturated Fat: 2g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 8g
- Fiber: 1g
- Protein: 6g
- Cholesterol: 30mg