Add rice to 500 ml boiling stock and cook according to package instructions. Meanwhile quarter the peppers, remove seeds, wash and pat dry. Cut into bite-sized pieces. Peel garlic and onion.
Cut the onion into fine cubes. Press garlic through a garlic press. Clean, wash and chop the leek diagonally. Heat the oil in a large pan. Fry the minced meat in it until crumbly.
Season with salt and pepper. Add onions, garlic and paprika and fry briefly. Add 150 ml broth and cook for about 5 minutes. Drain the rice and let it drain. Add leek to the pan and cook for another 5 minutes.
Mix in the drained rice. Drain the feta cheese, crumble it and sprinkle it over the mincing pan. Add chilli sauce. Garnish with thyme if desired.