Grease a rectangular springform pan (approx. 24 x 35 cm). Alternatively, cut off the grease pan of the oven according to the size with a multiple folded aluminium foil strip. Chop the chocolate. Let raspberries thaw slightly. Mix cream cheese, 50 g sugar, vanilla essence and 1 egg to a smooth glaze
Carefully melt butter in a pot, remove from heat and pour into a bowl. Using a whisk, stir in cocoa and 350 g sugar. Whisk 4 eggs, add to the chocolate butter mixture and stir in. Mix flour and baking powder and stir in briefly. Fold in chocolate. Put the dough into the mould and smooth it down
Fold raspberries into the cream cheese mixture. Carefully pour the icing onto the dough and spread. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: see manufacturer) for 40-45 minutes. Let it cool down on a cake rack