PISTACHIO CREAM - Yesil Fistikli Krema
1 litre milk
1 soup spoon vanilla sugar
15 grams flour
15 grams potato starch
200 grams sugar
4 egg yolks
50 grams pistachio nuts  
Place the egg yolks, crushed pistachio nuts, sugar, flour, starch and vanilla into a saucepan and beat with a whisk. Add the boiling milk. Stir constantly for 5 minutes over a low heat. Remove from the stove. Pour into dessert bowls and serve cold.