Wash the mutton, dry it and cut it into 2 cm cubes. Scrape the carrots, cut in half lengthways and then cut into pieces. Peel and finely chop the onion and garlic cloves.
Heat the oil in a saucepan and brown the mutton, turning it all over. Fry the onion and garlic for 5 minutes, add the carrots and a cup of meat stock. Steam everything over a mild heat for 30 minutes.
Wash the rice, stir into the meat and vegetables and cook for 5 minutes; Top up with the rest of the meat stock. Cook and season the dish over a mild heat in 15-20 minutes.
Garnish the pilaf with tomato slices.
You can also use poultry, duck or pork instead of mutton.