INGREDIENTS
1/4 cup
60mfresh lemon juice (about 1–2 lemons
2 tsp
finely grated lemon zest
1/3 cup
(69sugar
4
egg yolks
3 tbsp
(42salted butter
3/4 cup
(168unsalted butter (room temperature)
1 1/2 cups
(310granulated sugar
3/4 cup
(173sour cream
1 tsp
vanilla extract
1 1/2 tbsp
finely grated lemon zest
6
egg whites
2 1/2 cups
(325all purpose flour
4 tsp
baking powder
1/2 tsp
salt
1/2 cup
(120mmilk
2 tbsp
(30mwater
6 tbsp
(90mfresh lemon juice
2 1/2 cups
(720mheavy whipping cream (cold)
1 1/2 cups
(173powdered sugar
2 tsp
vanilla extract
16 oz
(452mascarpone cheese (chilled*)