Meringue roll with whipped cream and mascarpone 

Ingredients:
6 egg whites,
a pinch of salt,
250 g sugar,
1 tablespoon lemon juice,
2 tbsp potato starch
Cream:
500 ml of 30% cream,
250 g of mascarpone,
1 sachet of vanilla sugar,
2 tablespoons powdered sugar,
cherry jam or any other