Red Berries chocolate Cake…

The red berry jam 60g strawberries
60g raspberries
20g sugar
2 tsp lemon juice
2 tsp cornstarch a pinch of salt
• The chocolate sponge cake sheet
1 whole egg
25g milk
25g oil
35g flour
12g cocoa powder
2 egg whites
40g sugar
• The chocolate mousse
2 egg yolks
30g sugar
1 tsp vanilla
50ml milk
75ml heavy cream
5g gelatine leaves (bloomed in cold water for 10 - 15 minutes)
80g milk chocolate
180ml cold heavy cream
15g sugar