This breed is also not usually found in pet stores Number Eight and Nine is the American and the American Satin Guinea Pig. They are the most common breed of Guinea Pigs as well as one of the oldest close to Abyssinian. There hair is straight back and sleek.
Insert the meat thermometer into the thickest part of the roast and put the roast in the oven. Cook rump roast for at least 1 hour and 40 minutes for rare. Make sure that the internal temperature of the meat is at least 120 F before removing from the oven.
Preheat oven to 500ÂºF. Place roast, fat side up, in roasting pan fitted with rack. Rub roast with olive oil and season all sides with salt and pepper. Place in oven for about 12 minutes. Reduce oven temperature to 300ÂºF and continue cooking about 15 to 20 minutes per pound depending on desired doneness.Loosely tent roast with foil and let stand 15 minutes. Slice roast across the grain.nstructions: 1  Preheat oven to 500ÂºF. Place roast, fat side up, in roasting pan fitted with rack. 2  Place in oven for about 12 minutes. 3  Loosely tent roast with foil and let stand 15 minutes.