Soak the rice in 200 ml boiling salted water over low heat for about 20 minutes. Add raisins halfway through cooking. In the meantime, clean, wash and cut leek into rings.
Wash the turkey breast, dab dry and cut into strips. Wash mint, pat dry, put something aside for garnishing. Chop the rest. Heat oil in a pan and fry the turkey in it.
Season with salt and pepper. Add leek. Braise briefly and deglaze with 1/4 litre water. Let simmer for about 5 minutes. Mix sour cream and cornstarch and stir into the sauce. Bring to the boil briefly.
Add chopped mint. Season the sauce with salt and pepper. Fold the curry into the rice. Arrange the shredded rice with the curry rice on plates and serve garnished with mint.