Prepare rice in boiling salted water according to package instructions. Clean the pumpkin and cut into cubes. Wash flesh, dab dry and cut into cubes. Wash parsley, shake dry and, except for something to garnish, pluck leaves from the stalks and chop.
Heat the oil in a frying pan. Fry the meat for about 6 minutes, after 4 minutes add the pumpkin. Season with salt and pepper. Add orange juice, bring to the boil and simmer for about 4 minutes. Add parsley and rice.
Garnish with parsley and serve in the pan.