For the Flummeri, boil 700 ml of milk. Stir in semolina and sugar and simmer over a low to medium heat, stirring continuously, for about 5 minutes. Remove the pot from the stove.
Separate the egg. Stir the egg yolk into the semolina. Beat the egg white until stiff and fold into the hot semolina mixture. Rinse a pudding mould (approx. 1 l capacity) with cold water. Pour in the semolina mixture and cover with foil and leave to cool for approx. 3 hours.
Meanwhile roast the nuts in a pan without fat. Remove and chop roughly. Chop the chocolate. Heat cream and 100 ml milk. Remove the pan from the heat. Nougat cream and chocolate
Let it cool down.
Overturn semolina flummery from the mould. Drizzle with some chocolate sauce and sprinkle with nuts. Sprinkle with cocoa, add the rest of the sauce.