Bring a good 400 ml of salted water to the boil in a saucepan. Clean, wash and cut the leek into rings. Clean, core and wash the chilli and cut into rings. Peel and chop the garlic. Peel mango, cut flesh from stone and dice.
Wash the meat, dab dry and cut into cubes.
Cover the rice and cook in boiling water for 15-20 minutes. Heat the oil in a wok or large frying pan. Brown the meat in it for about 3 minutes, take it out. Fry the leek and chilli in the frying fat. Add garlic and fry briefly.
Stir in curry paste, coconut milk and 1/4 l water. Add the mango. Bring everything to the boil and simmer for about 5 minutes.
Re-heat meat in the sauce. Season curry with mango chutney and soy sauce. Serve with rice and garnish with coriander.