01 -
Combine sugar, lemon zest, and juice in pan. Bring to boil until sugar melts. Remove from heat, stir in Limoncello, and let cool.
02 -
Beat mascarpone with lemon zest, juice, and Limoncello until creamy. Mix in lemon curd. Separately whip cream with sugar until stiff peaks form.
03 -
Gently fold whipped cream into mascarpone mixture in two batches until light and fluffy.
04 -
Dip ladyfingers in Limoncello syrup and arrange in 11x8-inch pan. Top with half the mascarpone mixture and spread half cup lemon curd.
05 -
Add another layer of dipped ladyfingers, remaining mascarpone, and decorate top with extra mascarpone or whipped cream and lemon curd.
06 -
Refrigerate at least 4 hours before serving.