How Long to Cook a 2.5 kg Roast Beef for Perfect Medium-Rare

Learn how to cook a 2.5 kg roast beef to medium-rare perfection with step-by-step time and temperature tips.

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Cooking a 2.5 kg roast beef generally takes about 2 to 2.5 hours. Preheat your oven to 190°C (375°F). Season the beef and place it in a roasting pan. Cook for approximately 20 minutes per 500 grams for medium-rare, plus an additional 20 minutes. Use a meat thermometer to ensure an internal temperature of 60°C (140°F) for medium-rare. Always rest the meat for about 15-20 minutes before carving.

FAQs & Answers

  1. What is the best temperature to roast beef? Preheat your oven to 190°C (375°F) for roasting beef to achieve tender, medium-rare results.
  2. How do I know when my roast beef is medium-rare? Use a meat thermometer to check that the internal temperature reaches 60°C (140°F) for medium-rare doneness.
  3. Why should roast beef rest before carving? Resting the meat for 15-20 minutes helps juices redistribute, ensuring a juicy, flavorful roast.
  4. How long does it take to cook roast beef per kilogram? Cook roast beef about 20 minutes per 500 grams plus an extra 20 minutes for medium-rare doneness.