Meringue Roll "Tropical" Roll Anna Pavlova

Mering roll (baking sheet 30 * 40 cm)
200 gr. egg white
300 gr. powdered sugar
20 gr. corn starch
lemon acid
30 ... 50 gr. the nuts
150 gr. cream 33 -35%
150 gr. cream cheese or mascarpone
20 gr. powdered sugar (for cream)
1 banana
Bake the cake should be at 150 ° C - 30 ... 40 minutes.