Beef Tartare

INGREDIENTS

• 12 oz. New York strip steak, fat cap removed, sinew trimmed
• and meat cut into small dice
• 1 Tbs. extra-virgin olive oil
• 1 1/2 Tbs. finely chopped shallot
• 1 1/2 Tbs. chopped fresh flat-leaf parsley
• 1/4 cup capers, drained and roughly chopped
• 1 tsp. Worcestershire sauce
• 2 or 3 dashes hot sauce, such as Tabasco, plus more, to taste
• 1 egg yolk
• Freshly cracked pepper, to taste
• Crostini for serving