https://www.youtube.com/watch?v=C__032Z_m8g&t=370s
whisk 5 egg yolks with 50 g sugar, till whitish
add room temperature mascarpone
beat egg whites till fluffy, slowly add 50g of sugar.
gently fold into mascarpone mixture
whip the cream, gently add to mixture
soak ladyfingers, distripute
pour mixture over ladyfingers
Rest for 4 hours, or better over night