Roast beef sirloin with black pepper
Difficulty:medium Preparation:20 minutes Cooking:25 minutes INGREDIENTS (SERVES 6-8) 1 piece beef sirloin (1.5 kg) 2 tbsp black peppercorns 1 medium onion 1 sprig rosemary 30 g butter 1 glass full-bodied red wine P.D.O. Terra di Bari oil PREPARATION To correctly prepare roast beef sirloin with black pepper, tie the beef