Roast Scotch Fillet with Black Pepper Dressing

Ingredients

• 60 ml olive oil (¼ cup)
• 1.6 kg black Angus scotch fillet
• 400 gm baby cavolo nero
• Crushed potato, fennel and horseradish salad
• 1 kg kipfler potatoes, scrubbed
• 1 baby fennel
• 2 tbsp julienne horseradish root (see note)
• Black pepper dressing
• 1 tbsp whole black peppercorns
• 1 tbsp hot English mustard
• 2 tbsp red wine vinegar
• 1 clove of garlic, finely chopped
• 125 ml olive oil (½ cup)