Metric:
200ml Double Cream
( whipped )
4 Egg Whites and 6 Egg Yolks
150gr Raspberry and
Blackberry Jam
( or Preserves or Jelly )
55gr Potato Flour
( or Cornflour )
50gr Plain Flour
30gr Caster Sugar
30g Vanilla Sugar
1 teaspoon Lemon Juice
Topping:
Powdered Sugar