Roast sesame seeds in a pan without fat, remove. Cut 100 g butter into pieces. Knead flour, sesame, salt and butter to fine crumbles and chill for about 1 hour.
Cut the chicken meat into pieces. Clean, wash and thinly slice the leek. Heat 20 g butter in a saucepan and sauté the leek. Add the chicken. Dust with curry. Add cream, bring to the boil and season with salt and pepper.
Put the leek into a greased ovenproof dish. Spread cream cheese in "pieces" on top. Pour crumbles onto the leek and bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: see
manufacturer) bake for about 25 minutes until golden brown