Orange cake with homemade chocolate and pudding fillings

Zutaten

For the crust:

• 16 egg whites
• 16 tablespoons of sugar
• 16 tablespoons ground walnuts
• 8 tablespoons flour
• 16 g of baking powder
• 400 ml of orange juice

For the chocolate filling I:

• 2 frozen oranges
• 10 tablespoons of sugar
• 100 ml of orange juice
• 250 g ground walnuts
• 200 g chocolate

For the pudding filling II:

• 16 egg yolks
• 250 g of sugar
• 3 vanilla puddings (120 g)
• 2 tablespoons wheat semolina
• 1 liter of milk
• 250 g margarine