Clean, wash and cut the leek into rings. Peel garlic and chop finely. Quarter pumpkin, peel, clean and cut into cubes. Wash the flesh, dab dry and cut into strips.
Heat 1 tablespoon of oil in a frying pan. Fry the meat in it until golden brown, season with salt and pepper and take it out. Add leek, garlic and pumpkin to the frying fat. Sprinkle with curry and sauté for about 1 minute.
Deglaze with stock and cream and cook covered for about 10 minutes. In the meantime heat 1 tablespoon of oil in a pan, add rice and fry for about 2 minutes, turning the pan. Set aside. Stir the sauce thickener into the boiling sauce and simmer for at least 1 minute.
Add meat and rice. Season to taste with salt, pepper and a few dashes of lemon juice. Wash the chives, dab dry and chop finely. Serve rice pan sprinkled with chives.