Roast beef with cranberry sauce | Lurpak®

Ingredients

• 2½ kilos rib of beef on the bone
• 10 sprigs rosemary
• 1 whole garlic
• Flaky sea salt and freshly ground pepper
• 10 carrots, medium size about 100g each
• 8 turnips, about 150-175g each
• 6 parsnips, medium size about 125g each
• 6 medium-sized red onions
• 10 sprigs of thyme
• 150 g Lurpak® Slightly Salted Butter
• Salt and freshly ground pepper
• 300 g cranberries, fresh or frozen
• 200 g caster sugar
• 1 l water
• 1 whole cinnamon stick
• 4 tbsp corn starch