Savory Crostini Loaded with Grilled Steak | Easy Party Snack - lilicooks

Ingredients

• 1/4 cup tangy horseradish, ready-made.
• 1/4 teaspoon granulated sugar.
• 1 teaspoon smooth worcestershire sauce.
• 1 small garlic clove.
• 1 cup creamy sour cream.
• 2 tablespoons steak rub or seasoning blend.
• 8 ounces tender filet mignon.
• 1 onion, chopped finely.
• 1 teaspoon light champagne vinegar.
• 1 1/2 tablespoons tangy dijon mustard.
• 1/2 tablespoon sliced fresh chives.
• 2 tablespoons salted butter.
• 1/4 cup robust olive oil.
• 1 baguette, slightly stale.
• Balsamic drizzle for topping.