Chop the chocolate coating and carefully melt it with coconut oil over a warm water bath. Chop the almonds and crumble the popcorn coarsely with your hands. Mix both with the melted chocolate. Lightly brush a springform pan (26 cm Ø) with oil.
Pour the popcorn mixture into the mould and spread to a flat base. Chill for about 30 minutes.
Soak gelatine in cold water. Wash and sort blueberries and drain well. Stir 250 g mascarpone, 150 g yoghurt, lemon juice and 60 g sugar until smooth. Coarsely puree blueberries, stir into the cream.
Squeeze 5 sheets of gelatine well and dissolve carefully. Stir in a little cream, then stir everything into the rest of the cream. Whip the cream until stiff, fold about 1/3 into the cream. Pour into the mould and smooth it down.
Chill for about 1 hour. Put the rest of the cream also in a cool place.
Raspberries selected. Roughly crush 100 g raspberries and put aside. Finely mash the remaining raspberries and pass through a sieve. Mix with 250 g mascarpone, 150 g yoghurt, 100 g sugar. Squeeze the remaining gelatine well, dissolve carefully over a warm water bath, stir in some cream, then stir everything into the remaining cream.
Fold in the remaining cream and raspberries. Carefully pour onto the blueberry cream and spread. Chill for at least 2 hours.
Roast the flaked almonds in a pan without fat until golden brown. Take out and let it cool down. Remove the cake from the tin, sprinkle with almond flakes and serve decorated with frozen raspberries.
Dust with icing sugar.