Fillet of beef with chimichurri

Ingredients

• Chimichurri
• 1 bunch flat-leaf parsley, tough stems removed
• 1 head garlic, divided into cloves and peeled
• 1 medium carrot, peeled and coarsely grated
• 1 cup (250ml) extra-virgin olive oil
• 1/3 cup (80ml) white wine vinegar
• 1/4 cup (60ml) water
• 1 teaspoon salt
• 1 teaspoon dried oregano
• 1/2 teaspoon chilli flakes
• 1/2 teaspoon ground black pepper
• 1 1/2 kilograms fillet of beef, trimmed
• 1 cup (250ml) dry red wine
• 1 onion, coarsely chopped
• 2 cloves garlic, chopped
• 1/2 cup (125ml) extra-virgin olive oil