Open Faced Steak Sandwich | Blue Jean Chef - Meredith Laurence

Ingredients

• 2 tablespoons olive oil
• 1 tablespoon red wine vinegar
• 1 tablespoon Worcestershire sauce
• 1 tablespoon soy sauce
• ¼ cup chopped fresh parsley
• freshly ground black pepper
• 1 pound flank steak
• 1 red onion (sliced)
• olive oil
• 4 slices thick-cut artisan bread
• 2 cups arugula
• 1 bunch fresh tarragon (divided)
• 2 shallots (minced)
• 6 black peppercorns
• ¼ cup white wine vinegar
• ¼ cup white wine
• 3 egg yolks
• ¼ teaspoon salt
• ½ cup butter (1 stick, melted)
• pinch cayenne pepper