Heat 500 g cream (do not boil!). Break the chocolate into pieces, melt in the cream while stirring, let it cool down. Chill overnight
Line the bottom of a springform pan (26 cm Ø) with baking paper. Separate the eggs. Beat the egg whites and 4 tbsp. cold water until stiff, adding 100 g sugar. Beat in the egg yolks one by one. Sift flour, 50 g starch, cocoa and baking powder into it and fold in. Brush into the form. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/gas: level 2) for about 20 minutes. Let it cool down
Peel, quarter, core and chop the pears. 6 tablespoons pear juice and 3 go. Mix tbsp. starch. Boil up the rest of the pear juice, lemon juice and 75 g sugar. Steam pears for 4-5 minutes. Stir in starch, bring to the boil. Stir in pear brandy. Cool down a little. Halve the sponge cake once. Place the edge of the mould around the bottom. Spread the compote on top. Place the second base on top. Chill for about 1 hour.
Whip the chocolate cream until creamy, spread on the cake. Chill for about 1 hour. Coarsely chop the chocolate coating and melt in a hot water bath. Cool down a little. Spread on the chocolate cream. If necessary, wave it with a cake comb. Chill for about 1 hour. Whip 150 g cream and vanillin sugar until stiff. Decorate cake with cream, decoration, pears, cocoa