Grease baking tray (approx. 35 x 40 cm) and dust with flour. Coarsely chop the walnuts. Break chocolate into pieces, melt with 125 g butter in a hot water bath, cool down a little
Beat the eggs, 275 g sugar, vanillin sugar and salt until foamy. Gradually stir in the chocolate mixture. Mix flour, almonds and nuts, stir in. Spread on the baking tray. Bake in a hot oven (electric cooker: 175 °C/circulating air: 150 °C/gas: level 2) for approx. 25 minutes. Cooling down
Cut the dough sheet into cubes (approx. 3 x 3 cm) or cut out round. For storage (without cream) keep cool and dry
Mix 6 tbsp. milk, 50 g sugar and pudding powder. Boil up the rest of the milk, stir in the pudding powder and simmer for about 1 minute. Let it cool down
Whisk 250 g butter for approx. 15 minutes until creamy with the whisk of the hand mixer. Stir in the pudding by the spoonful, then the liqueur. Put the cream in a cool place until it is ready to spray (approx. 30 minutes). Spray on the brownies before serving. Sprinkle with cocoa and decorate if necessary